114 files changed, 2209 insertions, 1350 deletions

diff --git a/CoverityModel.cpp b/CoverityModel.cpp
new file mode 100644
index 000000000..3ee6447ee
--- /dev/null
+++ b/CoverityModel.cpp
@@ -0,0 +1,17 @@
+
+
+extern "C" { 
+  struct lua_State;
+  struct tolua_Error
+  {
+          int index;
+          int array;
+          const char* type;
+  };
+  
+  void tolua_error (lua_State* L, const char* msg, tolua_Error* err)
+  {
+    __coverity_panic__();
+  }
+  
+}
diff --git a/MCServer/monsters.ini b/MCServer/monsters.ini
index fa376bfff..b631fc1a9 100644
--- a/MCServer/monsters.ini
+++ b/MCServer/monsters.ini
@@ -55,7 +55,7 @@ SightDistance=25.0
 MaxHealth=20
 IsFireproof=1
 
-[Cavespider]
+[CaveSpider]
 AttackRange=2.0
 AttackRate=1  
 AttackDamage=2.0
diff --git a/SetFlags.cmake b/SetFlags.cmake
index c5a3a0697..4eed529bd 100644
--- a/SetFlags.cmake
+++ b/SetFlags.cmake
@@ -45,6 +45,8 @@ macro(set_flags)
 			set(CMAKE_CXX_FLAGS         "${CMAKE_CXX_FLAGS}         -std=c++11")
 			set(CMAKE_CXX_FLAGS_DEBUG   "${CMAKE_CXX_FLAGS_DEBUG}   -std=c++11")
 			set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -std=c++11")
+			add_flags_cxx("-stdlib=libc++")
+			add_flags_lnk("-stdlib=libc++")
 		else()
 			add_flags_cxx("-pthread")
 		endif()
diff --git a/lib/expat/CMakeLists.txt b/lib/expat/CMakeLists.txt
index 667804b9a..a23f16609 100644
--- a/lib/expat/CMakeLists.txt
+++ b/lib/expat/CMakeLists.txt
@@ -4,12 +4,11 @@ project (expat)
 
 file(GLOB SOURCE
     "*.c"
+    "*.h"
 )
 
-# add headers to MSVC project files:
-if (WIN32)
-	file(GLOB HEADERS "*.h")
-	set(SOURCE ${SOURCE} ${HEADERS})
+# Set files to go to a "Sources" folder in MSVC project files:
+if (MSVC)
 	source_group("Sources" FILES ${SOURCE})
 endif()
 
diff --git a/lib/inifile/CMakeLists.txt b/lib/inifile/CMakeLists.txt
index efbd09796..321d501d7 100644
--- a/lib/inifile/CMakeLists.txt
+++ b/lib/inifile/CMakeLists.txt
@@ -1,7 +1,11 @@
-
 cmake_minimum_required (VERSION 2.6)
 project (iniFile)
 
 include_directories ("${PROJECT_SOURCE_DIR}/../../src/")
 
-add_library(iniFile iniFile)
+file(GLOB SOURCE
+    "*.h"
+    "*.cpp"
+)
+
+add_library(iniFile ${SOURCE})
diff --git a/lib/luaexpat/CMakeLists.txt b/lib/luaexpat/CMakeLists.txt
index 7eef5c8ce..f6b21c1d7 100644
--- a/lib/luaexpat/CMakeLists.txt
+++ b/lib/luaexpat/CMakeLists.txt
@@ -7,6 +7,7 @@ include_directories ("${PROJECT_SOURCE_DIR}/../")
 
 file(GLOB SOURCE
     "*.c"
+    "*.h"
 )
 
 add_library(luaexpat ${SOURCE})
diff --git a/lib/md5/CMakeLists.txt b/lib/md5/CMakeLists.txt
index 8ba09a0dd..cd9fe6320 100644
--- a/lib/md5/CMakeLists.txt
+++ b/lib/md5/CMakeLists.txt
@@ -6,6 +6,7 @@ include_directories ("${PROJECT_SOURCE_DIR}/../../src/")
 
 file(GLOB SOURCE
     "*.cpp"
+    "*.h"
 )
 
 add_library(md5 ${SOURCE})
diff --git a/lib/zlib/CMakeLists.txt b/lib/zlib/CMakeLists.txt
index 6c52578ee..74cf94f8b 100644
--- a/lib/zlib/CMakeLists.txt
+++ b/lib/zlib/CMakeLists.txt
@@ -6,6 +6,7 @@ include_directories ("${PROJECT_SOURCE_DIR}/../../src/")
 
 file(GLOB SOURCE
     "*.c"
+    "*.h"
 )
 
 if(NOT TARGET zlib)
diff --git a/src/Bindings/ManualBindings.cpp b/src/Bindings/ManualBindings.cpp
index 92b410481..b3f75aff1 100644
--- a/src/Bindings/ManualBindings.cpp
+++ b/src/Bindings/ManualBindings.cpp
@@ -1750,7 +1750,6 @@ static int tolua_cWorld_ChunkStay(lua_State * tolua_S)
 	{
 		return 0;
 	}
-	cLuaChunkStay * ChunkStay = new cLuaChunkStay(*Plugin);
 	
 	// Read the params:
 	cWorld * World = (cWorld *)tolua_tousertype(tolua_S, 1, NULL);
@@ -1760,8 +1759,12 @@ static int tolua_cWorld_ChunkStay(lua_State * tolua_S)
 		L.LogStackTrace();
 		return 0;
 	}
+
+	cLuaChunkStay * ChunkStay = new cLuaChunkStay(*Plugin);
+
 	if (!ChunkStay->AddChunks(2))
 	{
+		delete ChunkStay;
 		return 0;
 	}
 
diff --git a/src/Bindings/PluginLua.cpp b/src/Bindings/PluginLua.cpp
index dcc816839..cb55715a6 100644
--- a/src/Bindings/PluginLua.cpp
+++ b/src/Bindings/PluginLua.cpp
@@ -1042,7 +1042,7 @@ bool cPluginLua::OnPluginMessage(cClientHandle & a_Client, const AString & a_Cha
 	cLuaRefs & Refs = m_HookMap[cPluginManager::HOOK_PLUGIN_MESSAGE];
 	for (cLuaRefs::iterator itr = Refs.begin(), end = Refs.end(); itr != end; ++itr)
 	{
-		m_LuaState.Call((int)(**itr), &a_Client, a_Channel, a_Message);
+		m_LuaState.Call((int)(**itr), &a_Client, a_Channel, a_Message, cLuaState::Return, res);
 		if (res)
 		{
 			return true;
diff --git a/src/BlockArea.cpp b/src/BlockArea.cpp
index 40cca8882..f03fc6042 100644
--- a/src/BlockArea.cpp
+++ b/src/BlockArea.cpp
@@ -13,18 +13,20 @@
 
 
 
-
 // This wild construct allows us to pass a function argument and still have it inlined by the compiler :)
 /// Merges two blocktypes and blockmetas of the specified sizes and offsets using the specified combinator function
-template<typename Combinator> void InternalMergeBlocks(
+
+typedef void (CombinatorFunc)(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcType, NIBBLETYPE & a_DstMeta, NIBBLETYPE a_SrcMeta);
+
+template<bool MetasValid, CombinatorFunc Combinator> 
+void InternalMergeBlocks(
 	BLOCKTYPE * a_DstTypes, const BLOCKTYPE * a_SrcTypes,
 	NIBBLETYPE * a_DstMetas, const NIBBLETYPE * a_SrcMetas, 
 	int a_SizeX, int a_SizeY, int a_SizeZ,
 	int a_SrcOffX, int a_SrcOffY, int a_SrcOffZ,
 	int a_DstOffX, int a_DstOffY, int a_DstOffZ,
 	int a_SrcSizeX, int a_SrcSizeY, int a_SrcSizeZ,
-	int a_DstSizeX, int a_DstSizeY, int a_DstSizeZ,
-	Combinator a_Combinator
+	int a_DstSizeX, int a_DstSizeY, int a_DstSizeZ
 )
 {
 	UNUSED(a_SrcSizeY);
@@ -41,7 +43,15 @@ template<typename Combinator> void InternalMergeBlocks(
 			int DstIdx = DstBaseZ + a_DstOffX;
 			for (int x = 0; x < a_SizeX; x++)
 			{
-				a_Combinator(a_DstTypes[DstIdx], a_SrcTypes[SrcIdx], a_DstMetas[DstIdx], a_SrcMetas[SrcIdx]);
+				if (MetasValid)
+				{
+					Combinator(a_DstTypes[DstIdx], a_SrcTypes[SrcIdx], a_DstMetas[DstIdx], a_SrcMetas[SrcIdx]);
+				}
+				else
+				{
+					BLOCKTYPE FakeDestMeta = 0;
+					Combinator(a_DstTypes[DstIdx], a_SrcTypes[SrcIdx], FakeDestMeta, (NIBBLETYPE)0);
+				}
 				++DstIdx;
 				++SrcIdx;
 			}  // for x
@@ -51,13 +61,15 @@ template<typename Combinator> void InternalMergeBlocks(
 
 
 
-
-
 /// Combinator used for cBlockArea::msOverwrite merging
-static inline void MergeCombinatorOverwrite(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcType, NIBBLETYPE & a_DstMeta, NIBBLETYPE a_SrcMeta)
+template<bool MetaValid>
+void MergeCombinatorOverwrite(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcType, NIBBLETYPE & a_DstMeta, NIBBLETYPE a_SrcMeta)
 {
 	a_DstType = a_SrcType;
-	a_DstMeta = a_SrcMeta;
+	if (MetaValid)
+	{
+		a_DstMeta = a_SrcMeta;
+	}
 }
 
 
@@ -65,12 +77,16 @@ static inline void MergeCombinatorOverwrite(BLOCKTYPE & a_DstType, BLOCKTYPE a_S
 
 
 /// Combinator used for cBlockArea::msFillAir merging
-static inline void MergeCombinatorFillAir(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcType, NIBBLETYPE & a_DstMeta, NIBBLETYPE a_SrcMeta)
+template<bool MetaValid>
+void MergeCombinatorFillAir(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcType, NIBBLETYPE & a_DstMeta, NIBBLETYPE a_SrcMeta)
 {
 	if (a_DstType == E_BLOCK_AIR)
 	{
 		a_DstType = a_SrcType;
-		a_DstMeta = a_SrcMeta;
+		if (MetaValid)
+		{
+			a_DstMeta = a_SrcMeta;
+		}
 	}
 	// "else" is the default, already in place
 }
@@ -80,12 +96,16 @@ static inline void MergeCombinatorFillAir(BLOCKTYPE & a_DstType, BLOCKTYPE a_Src
 
 
 /// Combinator used for cBlockArea::msImprint merging
-static inline void MergeCombinatorImprint(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcType, NIBBLETYPE & a_DstMeta, NIBBLETYPE a_SrcMeta)
+template<bool MetaValid>
+void MergeCombinatorImprint(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcType, NIBBLETYPE & a_DstMeta, NIBBLETYPE a_SrcMeta)
 {
 	if (a_SrcType != E_BLOCK_AIR)
 	{
 		a_DstType = a_SrcType;
-		a_DstMeta = a_SrcMeta;
+		if (MetaValid)
+		{
+			a_DstMeta = a_SrcMeta;
+		}
 	}
 	// "else" is the default, already in place
 }
@@ -95,7 +115,8 @@ static inline void MergeCombinatorImprint(BLOCKTYPE & a_DstType, BLOCKTYPE a_Src
 
 
 /// Combinator used for cBlockArea::msLake merging
-static inline void MergeCombinatorLake(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcType, NIBBLETYPE & a_DstMeta, NIBBLETYPE a_SrcMeta)
+template<bool MetaValid>
+void MergeCombinatorLake(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcType, NIBBLETYPE & a_DstMeta, NIBBLETYPE a_SrcMeta)
 {
 	// Sponge is the NOP block
 	if (a_SrcType == E_BLOCK_SPONGE)
@@ -107,7 +128,10 @@ static inline void MergeCombinatorLake(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcTyp
 	if (a_SrcType == E_BLOCK_AIR)
 	{
 		a_DstType = E_BLOCK_AIR;
-		a_DstMeta = 0;
+		if (MetaValid)
+		{
+			a_DstMeta = 0;
+		}
 		return;
 	}
 	
@@ -132,7 +156,10 @@ static inline void MergeCombinatorLake(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcTyp
 		case E_BLOCK_STATIONARY_LAVA:
 		{
 			a_DstType = a_SrcType;
-			a_DstMeta = a_SrcMeta;
+			if (MetaValid)
+			{
+				a_DstMeta = a_SrcMeta;
+			}
 			return;
 		}
 	}
@@ -146,7 +173,10 @@ static inline void MergeCombinatorLake(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcTyp
 			case E_BLOCK_MYCELIUM:
 			{
 				a_DstType = E_BLOCK_STONE;
-				a_DstMeta = 0;
+				if (MetaValid)
+				{
+					a_DstMeta = 0;
+				}
 				return;
 			}
 		}
@@ -159,13 +189,17 @@ static inline void MergeCombinatorLake(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcTyp
 
 
 /** Combinator used for cBlockArea::msSpongePrint merging */
-static inline void MergeCombinatorSpongePrint(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcType, NIBBLETYPE & a_DstMeta, NIBBLETYPE a_SrcMeta)
+template<bool MetaValid>
+void MergeCombinatorSpongePrint(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcType, NIBBLETYPE & a_DstMeta, NIBBLETYPE a_SrcMeta)
 {
 	// Sponge overwrites nothing, everything else overwrites anything
 	if (a_SrcType != E_BLOCK_SPONGE)
 	{
 		a_DstType = a_SrcType;
-		a_DstMeta = a_SrcMeta;
+		if (MetaValid)
+		{
+			a_DstMeta = a_SrcMeta;
+		}
 	}
 }
 
@@ -174,17 +208,24 @@ static inline void MergeCombinatorSpongePrint(BLOCKTYPE & a_DstType, BLOCKTYPE a
 
 
 /** Combinator used for cBlockArea::msDifference merging */
-static inline void MergeCombinatorDifference(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcType, NIBBLETYPE & a_DstMeta, NIBBLETYPE a_SrcMeta)
+template<bool MetaValid>
+void MergeCombinatorDifference(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcType, NIBBLETYPE & a_DstMeta, NIBBLETYPE a_SrcMeta)
 {
-	if ((a_DstType == a_SrcType) && (a_DstMeta == a_SrcMeta))
+	if ((a_DstType == a_SrcType) && (!MetaValid || (a_DstMeta == a_SrcMeta)))
 	{
 		a_DstType = E_BLOCK_AIR;
-		a_DstMeta = 0;
+		if (MetaValid)
+		{
+			a_DstMeta = 0;
+		}
 	}
 	else
 	{
 		a_DstType = a_SrcType;
-		a_DstMeta = a_SrcMeta;
+		if (MetaValid)
+		{
+			a_DstMeta = a_SrcMeta;
+		}
 	}
 }
 
@@ -193,13 +234,17 @@ static inline void MergeCombinatorDifference(BLOCKTYPE & a_DstType, BLOCKTYPE a_
 
 
 /** Combinator used for cBlockArea::msMask merging */
-static inline void MergeCombinatorMask(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcType, NIBBLETYPE & a_DstMeta, NIBBLETYPE a_SrcMeta)
+template<bool MetaValid>
+void MergeCombinatorMask(BLOCKTYPE & a_DstType, BLOCKTYPE a_SrcType, NIBBLETYPE & a_DstMeta, NIBBLETYPE a_SrcMeta)
 {
 	// If the blocks are the same, keep the dest; otherwise replace with air
-	if ((a_SrcType != a_DstType) || (a_SrcMeta != a_DstMeta))
+	if ((a_SrcType != a_DstType) || !MetaValid || (a_SrcMeta != a_DstMeta))
 	{
 		a_DstType = E_BLOCK_AIR;
-		a_DstMeta = 0;
+		if (MetaValid)
+		{
+			a_DstMeta = 0;
+		}
 	}
 }
 
@@ -484,7 +529,7 @@ void cBlockArea::CopyTo(cBlockArea & a_Into) const
 	a_Into.Clear();
 	a_Into.SetSize(m_Size.x, m_Size.y, m_Size.z, GetDataTypes());
 	a_Into.m_Origin = m_Origin;
-	int BlockCount = GetBlockCount();
+	size_t BlockCount = GetBlockCount();
 	if (HasBlockTypes())
 	{
 		memcpy(a_Into.m_BlockTypes, m_BlockTypes, BlockCount * sizeof(BLOCKTYPE));
@@ -532,7 +577,7 @@ void cBlockArea::DumpToRawFile(const AString & a_FileName)
 	f.Write(&SizeZ, 4);
 	unsigned char DataTypes = (unsigned char)GetDataTypes();
 	f.Write(&DataTypes, 1);
-	int NumBlocks = GetBlockCount();
+	size_t NumBlocks = GetBlockCount();
 	if (HasBlockTypes())
 	{
 		f.Write(m_BlockTypes, NumBlocks * sizeof(BLOCKTYPE));
@@ -637,155 +682,19 @@ void cBlockArea::Expand(int a_SubMinX, int a_AddMaxX, int a_SubMinY, int a_AddMa
 
 void cBlockArea::Merge(const cBlockArea & a_Src, int a_RelX, int a_RelY, int a_RelZ, eMergeStrategy a_Strategy)
 {
-	// Block types are compulsory, block metas are voluntary
-	if (!HasBlockTypes() || !a_Src.HasBlockTypes())
-	{
-		LOGWARNING("%s: cannot merge because one of the areas doesn't have blocktypes.", __FUNCTION__);
-		return;
-	}
-	
-	// Dst is *this, Src is a_Src
-	int SrcOffX = std::max(0, -a_RelX);  // Offset in Src where to start reading
-	int DstOffX = std::max(0,  a_RelX);  // Offset in Dst where to start writing
-	int SizeX   = std::min(a_Src.GetSizeX() - SrcOffX, GetSizeX() - DstOffX);  // How many blocks to copy
-
-	int SrcOffY = std::max(0, -a_RelY);  // Offset in Src where to start reading
-	int DstOffY = std::max(0,  a_RelY);  // Offset in Dst where to start writing
-	int SizeY   = std::min(a_Src.GetSizeY() - SrcOffY, GetSizeY() - DstOffY);  // How many blocks to copy
-
-	int SrcOffZ = std::max(0, -a_RelZ);  // Offset in Src where to start reading
-	int DstOffZ = std::max(0,  a_RelZ);  // Offset in Dst where to start writing
-	int SizeZ   = std::min(a_Src.GetSizeZ() - SrcOffZ, GetSizeZ() - DstOffZ);  // How many blocks to copy
 
 	const NIBBLETYPE * SrcMetas = a_Src.GetBlockMetas();
 	NIBBLETYPE * DstMetas = m_BlockMetas;
+	
 	bool IsDummyMetas = ((SrcMetas == NULL) || (DstMetas == NULL));
 	
 	if (IsDummyMetas)
 	{
-		SrcMetas = new NIBBLETYPE[a_Src.GetBlockCount()];
-		DstMetas = new NIBBLETYPE[GetBlockCount()];
+		MergeByStrategy<true>(a_Src, a_RelX, a_RelY, a_RelZ, a_Strategy, SrcMetas, DstMetas);
 	}
-	
-	switch (a_Strategy)
-	{
-		case msOverwrite:
-		{
-			InternalMergeBlocks(
-				m_BlockTypes, a_Src.GetBlockTypes(),
-				DstMetas, SrcMetas,
-				SizeX, SizeY, SizeZ,
-				SrcOffX, SrcOffY, SrcOffZ,
-				DstOffX, DstOffY, DstOffZ,
-				a_Src.GetSizeX(), a_Src.GetSizeY(), a_Src.GetSizeZ(),
-				m_Size.x, m_Size.y, m_Size.z,
-				MergeCombinatorOverwrite
-			);
-			break;
-		}  // case msOverwrite
-		
-		case msFillAir:
-		{
-			InternalMergeBlocks(
-				m_BlockTypes, a_Src.GetBlockTypes(),
-				DstMetas, SrcMetas,
-				SizeX, SizeY, SizeZ,
-				SrcOffX, SrcOffY, SrcOffZ,
-				DstOffX, DstOffY, DstOffZ,
-				a_Src.GetSizeX(), a_Src.GetSizeY(), a_Src.GetSizeZ(),
-				m_Size.x, m_Size.y, m_Size.z,
-				MergeCombinatorFillAir
-			);
-			break;
-		}  // case msFillAir
-		
-		case msImprint:
-		{
-			InternalMergeBlocks(
-				m_BlockTypes, a_Src.GetBlockTypes(),
-				DstMetas, SrcMetas,
-				SizeX, SizeY, SizeZ,
-				SrcOffX, SrcOffY, SrcOffZ,
-				DstOffX, DstOffY, DstOffZ,
-				a_Src.GetSizeX(), a_Src.GetSizeY(), a_Src.GetSizeZ(),
-				m_Size.x, m_Size.y, m_Size.z,
-				MergeCombinatorImprint
-			);
-			break;
-		}  // case msImprint
-		
-		case msLake:
-		{
-			InternalMergeBlocks(
-				m_BlockTypes, a_Src.GetBlockTypes(),
-				DstMetas, SrcMetas,
-				SizeX, SizeY, SizeZ,
-				SrcOffX, SrcOffY, SrcOffZ,
-				DstOffX, DstOffY, DstOffZ,
-				a_Src.GetSizeX(), a_Src.GetSizeY(), a_Src.GetSizeZ(),
-				m_Size.x, m_Size.y, m_Size.z,
-				MergeCombinatorLake
-			);
-			break;
-		}  // case msLake
-		
-		case msSpongePrint:
-		{
-			InternalMergeBlocks(
-				m_BlockTypes, a_Src.GetBlockTypes(),
-				DstMetas, SrcMetas,
-				SizeX, SizeY, SizeZ,
-				SrcOffX, SrcOffY, SrcOffZ,
-				DstOffX, DstOffY, DstOffZ,
-				a_Src.GetSizeX(), a_Src.GetSizeY(), a_Src.GetSizeZ(),
-				m_Size.x, m_Size.y, m_Size.z,
-				MergeCombinatorSpongePrint
-			);
-			break;
-		}  // case msSpongePrint
-
-		case msDifference:
-		{
-			InternalMergeBlocks(
-				m_BlockTypes, a_Src.GetBlockTypes(),
-				DstMetas, SrcMetas,
-				SizeX, SizeY, SizeZ,
-				SrcOffX, SrcOffY, SrcOffZ,
-				DstOffX, DstOffY, DstOffZ,
-				a_Src.GetSizeX(), a_Src.GetSizeY(), a_Src.GetSizeZ(),
-				m_Size.x, m_Size.y, m_Size.z,
-				MergeCombinatorDifference
-			);
-			break;
-		}	// case msDifference
-		
-		case msMask:
-		{
-			InternalMergeBlocks(
-				m_BlockTypes, a_Src.GetBlockTypes(),
-				DstMetas, SrcMetas,
-				SizeX, SizeY, SizeZ,
-				SrcOffX, SrcOffY, SrcOffZ,
-				DstOffX, DstOffY, DstOffZ,
-				a_Src.GetSizeX(), a_Src.GetSizeY(), a_Src.GetSizeZ(),
-				m_Size.x, m_Size.y, m_Size.z,
-				MergeCombinatorMask
-			);
-			break;
-		}  // case msMask
-		
-		default:
-		{
-			LOGWARNING("Unknown block area merge strategy: %d", a_Strategy);
-			ASSERT(!"Unknown block area merge strategy");
-			break;
-		}
-	}  // switch (a_Strategy)
-	
-	if (IsDummyMetas)
+	else
 	{
-		delete[] SrcMetas;
-		delete[] DstMetas;
+		MergeByStrategy<false>(a_Src, a_RelX, a_RelY, a_RelZ, a_Strategy, SrcMetas, DstMetas);
 	}
 }
 
@@ -2079,7 +1988,7 @@ void cBlockArea::ExpandBlockTypes(int a_SubMinX, int a_AddMaxX, int a_SubMinY, i
 	int NewSizeX = m_Size.x + a_SubMinX + a_AddMaxX;
 	int NewSizeY = m_Size.y + a_SubMinY + a_AddMaxY;
 	int NewSizeZ = m_Size.z + a_SubMinZ + a_AddMaxZ;
-	int BlockCount = NewSizeX * NewSizeY * NewSizeZ;
+	size_t BlockCount = (size_t)NewSizeX * NewSizeY * NewSizeZ;
 	BLOCKTYPE * NewBlockTypes = new BLOCKTYPE[BlockCount];
 	memset(NewBlockTypes, 0, BlockCount * sizeof(BLOCKTYPE));
 	int OldIndex = 0;
@@ -2109,7 +2018,7 @@ void cBlockArea::ExpandNibbles(NIBBLEARRAY & a_Array, int a_SubMinX, int a_AddMa
 	int NewSizeX = m_Size.x + a_SubMinX + a_AddMaxX;
 	int NewSizeY = m_Size.y + a_SubMinY + a_AddMaxY;
 	int NewSizeZ = m_Size.z + a_SubMinZ + a_AddMaxZ;
-	int BlockCount = NewSizeX * NewSizeY * NewSizeZ;
+	size_t BlockCount = (size_t)NewSizeX * NewSizeY * NewSizeZ;
 	NIBBLETYPE * NewNibbles = new NIBBLETYPE[BlockCount];
 	memset(NewNibbles, 0, BlockCount * sizeof(NIBBLETYPE));
 	int OldIndex = 0;
@@ -2161,4 +2070,137 @@ void cBlockArea::RelSetData(
 
 
 
+template<bool MetasValid>
+void cBlockArea::MergeByStrategy(const cBlockArea & a_Src, int a_RelX, int a_RelY, int a_RelZ, eMergeStrategy a_Strategy, const NIBBLETYPE * SrcMetas, NIBBLETYPE * DstMetas)
+{
+	// Block types are compulsory, block metas are voluntary
+	if (!HasBlockTypes() || !a_Src.HasBlockTypes())
+	{
+		LOGWARNING("%s: cannot merge because one of the areas doesn't have blocktypes.", __FUNCTION__);
+		return;
+	}
+	
+	// Dst is *this, Src is a_Src
+	int SrcOffX = std::max(0, -a_RelX);  // Offset in Src where to start reading
+	int DstOffX = std::max(0,  a_RelX);  // Offset in Dst where to start writing
+	int SizeX   = std::min(a_Src.GetSizeX() - SrcOffX, GetSizeX() - DstOffX);  // How many blocks to copy
+
+	int SrcOffY = std::max(0, -a_RelY);  // Offset in Src where to start reading
+	int DstOffY = std::max(0,  a_RelY);  // Offset in Dst where to start writing
+	int SizeY   = std::min(a_Src.GetSizeY() - SrcOffY, GetSizeY() - DstOffY);  // How many blocks to copy
+
+	int SrcOffZ = std::max(0, -a_RelZ);  // Offset in Src where to start reading
+	int DstOffZ = std::max(0,  a_RelZ);  // Offset in Dst where to start writing
+	int SizeZ   = std::min(a_Src.GetSizeZ() - SrcOffZ, GetSizeZ() - DstOffZ);  // How many blocks to copy
+	
+	switch (a_Strategy)
+	{
+		case cBlockArea::msOverwrite:
+		{
+			InternalMergeBlocks<MetasValid, MergeCombinatorOverwrite<MetasValid> >(
+				m_BlockTypes, a_Src.GetBlockTypes(),
+				DstMetas, SrcMetas,
+				SizeX, SizeY, SizeZ,
+				SrcOffX, SrcOffY, SrcOffZ,
+				DstOffX, DstOffY, DstOffZ,
+				a_Src.GetSizeX(), a_Src.GetSizeY(), a_Src.GetSizeZ(),
+				m_Size.x, m_Size.y, m_Size.z
+			);
+			break;
+		}  // case msOverwrite
+		
+		case cBlockArea::msFillAir:
+		{
+			InternalMergeBlocks<MetasValid, MergeCombinatorFillAir<MetasValid> >(
+				m_BlockTypes, a_Src.GetBlockTypes(),
+				DstMetas, SrcMetas,
+				SizeX, SizeY, SizeZ,
+				SrcOffX, SrcOffY, SrcOffZ,
+				DstOffX, DstOffY, DstOffZ,
+				a_Src.GetSizeX(), a_Src.GetSizeY(), a_Src.GetSizeZ(),
+				m_Size.x, m_Size.y, m_Size.z
+			);
+			break;
+		}  // case msFillAir
+		
+		case cBlockArea::msImprint:
+		{
+			InternalMergeBlocks<MetasValid, MergeCombinatorImprint<MetasValid> >(
+				m_BlockTypes, a_Src.GetBlockTypes(),
+				DstMetas, SrcMetas,
+				SizeX, SizeY, SizeZ,
+				SrcOffX, SrcOffY, SrcOffZ,
+				DstOffX, DstOffY, DstOffZ,
+				a_Src.GetSizeX(), a_Src.GetSizeY(), a_Src.GetSizeZ(),
+				m_Size.x, m_Size.y, m_Size.z
+			);
+			break;
+		}  // case msImprint
+		
+		case cBlockArea::msLake:
+		{
+			InternalMergeBlocks<MetasValid, MergeCombinatorLake<MetasValid> >(
+				m_BlockTypes, a_Src.GetBlockTypes(),
+				DstMetas, SrcMetas,
+				SizeX, SizeY, SizeZ,
+				SrcOffX, SrcOffY, SrcOffZ,
+				DstOffX, DstOffY, DstOffZ,
+				a_Src.GetSizeX(), a_Src.GetSizeY(), a_Src.GetSizeZ(),
+				m_Size.x, m_Size.y, m_Size.z
+			);
+			break;
+		}  // case msLake
+		
+		case cBlockArea::msSpongePrint:
+		{
+			InternalMergeBlocks<MetasValid, MergeCombinatorSpongePrint<MetasValid> >(
+				m_BlockTypes, a_Src.GetBlockTypes(),
+				DstMetas, SrcMetas,
+				SizeX, SizeY, SizeZ,
+				SrcOffX, SrcOffY, SrcOffZ,
+				DstOffX, DstOffY, DstOffZ,
+				a_Src.GetSizeX(), a_Src.GetSizeY(), a_Src.GetSizeZ(),
+				m_Size.x, m_Size.y, m_Size.z
+			);
+			break;
+		}  // case msSpongePrint
+
+		case cBlockArea::msDifference:
+		{
+			InternalMergeBlocks<MetasValid, MergeCombinatorDifference<MetasValid> >(
+				m_BlockTypes, a_Src.GetBlockTypes(),
+				DstMetas, SrcMetas,
+				SizeX, SizeY, SizeZ,
+				SrcOffX, SrcOffY, SrcOffZ,
+				DstOffX, DstOffY, DstOffZ,
+				a_Src.GetSizeX(), a_Src.GetSizeY(), a_Src.GetSizeZ(),
+				m_Size.x, m_Size.y, m_Size.z
+			);
+			break;
+		}	// case msDifference
+		
+		case cBlockArea::msMask:
+		{
+			InternalMergeBlocks<MetasValid, MergeCombinatorMask<MetasValid> >(
+				m_BlockTypes, a_Src.GetBlockTypes(),
+				DstMetas, SrcMetas,
+				SizeX, SizeY, SizeZ,
+				SrcOffX, SrcOffY, SrcOffZ,
+				DstOffX, DstOffY, DstOffZ,
+				a_Src.GetSizeX(), a_Src.GetSizeY(), a_Src.GetSizeZ(),
+				m_Size.x, m_Size.y, m_Size.z
+			);
+			break;
+		}  // case msMask
+		
+		default:
+		{
+			LOGWARNING("Unknown block area merge strategy: %d", a_Strategy);
+			ASSERT(!"Unknown block area merge strategy");
+			break;
+		}
+	}  // switch (a_Strategy)
+}
+
+
 
diff --git a/src/BlockArea.h b/src/BlockArea.h
index c48175b8c..4c4dfb8ff 100644
--- a/src/BlockArea.h
+++ b/src/BlockArea.h
@@ -294,7 +294,7 @@ public:
 	NIBBLETYPE * GetBlockMetas   (void) const { return m_BlockMetas; }     // NOTE: one byte per block!
 	NIBBLETYPE * GetBlockLight   (void) const { return m_BlockLight; }     // NOTE: one byte per block!
 	NIBBLETYPE * GetBlockSkyLight(void) const { return m_BlockSkyLight; }  // NOTE: one byte per block!
-	int          GetBlockCount(void) const { return m_Size.x * m_Size.y * m_Size.z; }
+	size_t       GetBlockCount(void) const { return m_Size.x * m_Size.y * m_Size.z; }
 	int MakeIndex(int a_RelX, int a_RelY, int a_RelZ) const;
 
 protected:
@@ -363,6 +363,9 @@ protected:
 		int a_DataTypes, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta,
 		NIBBLETYPE a_BlockLight, NIBBLETYPE a_BlockSkyLight
 	);
+	
+	template<bool MetasValid>
+	void MergeByStrategy(const cBlockArea & a_Src, int a_RelX, int a_RelY, int a_RelZ, eMergeStrategy a_Strategy, const NIBBLETYPE * SrcMetas, NIBBLETYPE * DstMetas);
 	// tolua_begin
 } ;
 // tolua_end
diff --git a/src/BlockEntities/CMakeLists.txt b/src/BlockEntities/CMakeLists.txt
index 920767f5c..3e3d17f86 100644
--- a/src/BlockEntities/CMakeLists.txt
+++ b/src/BlockEntities/CMakeLists.txt
@@ -6,6 +6,7 @@ include_directories ("${PROJECT_SOURCE_DIR}/../")
 
 file(GLOB SOURCE
     "*.cpp"
+    "*.h"
 )
 
 add_library(BlockEntities ${SOURCE})
diff --git a/src/BlockEntities/CommandBlockEntity.cpp b/src/BlockEntities/CommandBlockEntity.cpp
index 96ca0ac37..146ad915b 100644
--- a/src/BlockEntities/CommandBlockEntity.cpp
+++ b/src/BlockEntities/CommandBlockEntity.cpp
@@ -21,7 +21,8 @@
 cCommandBlockEntity::cCommandBlockEntity(int a_X, int a_Y, int a_Z, cWorld * a_World) :
 	super(E_BLOCK_COMMAND_BLOCK, a_X, a_Y, a_Z, a_World),
 	m_ShouldExecute(false),
-	m_IsPowered(false)
+	m_IsPowered(false),
+	m_Result(0)
 {}
 
 
diff --git a/src/BlockEntities/MobHeadEntity.cpp b/src/BlockEntities/MobHeadEntity.cpp
index c0a1781f6..dc9c18d58 100644
--- a/src/BlockEntities/MobHeadEntity.cpp
+++ b/src/BlockEntities/MobHeadEntity.cpp
@@ -14,6 +14,8 @@
 
 cMobHeadEntity::cMobHeadEntity(int a_BlockX, int a_BlockY, int a_BlockZ, cWorld * a_World) :
 	super(E_BLOCK_HEAD, a_BlockX, a_BlockY, a_BlockZ, a_World),
+	m_Type(SKULL_TYPE_SKELETON),
+	m_Rotation(SKULL_ROTATION_NORTH),
 	m_Owner("")
 {
 }
diff --git a/src/BlockID.cpp b/src/BlockID.cpp
index 79e122032..bf95d0798 100644
--- a/src/BlockID.cpp
+++ b/src/BlockID.cpp
@@ -324,7 +324,7 @@ eDimension StringToDimension(const AString & a_DimensionString)
 		{ dimOverworld, "Normal"},
 		{ dimOverworld, "World"},
 		{ dimNether,    "Nether"},
-		{ dimNether,    "Hell"},  // Alternate name for End
+		{ dimNether,    "Hell"},  // Alternate name for Nether
 		{ dimEnd,       "End"},
 		{ dimEnd,       "Sky"},  // Old name for End
 	} ;
@@ -337,7 +337,8 @@ eDimension StringToDimension(const AString & a_DimensionString)
 	}  // for i - DimensionMap[]
 	
 	// Not found
-	return (eDimension)-1000;
+	LOGWARNING("Unknown dimension: \"%s\". Setting to Overworld", a_DimensionString.c_str());
+	return dimOverworld;
 }
 
 
diff --git a/src/Blocks/CMakeLists.txt b/src/Blocks/CMakeLists.txt
index 082ff41ac..4b8c745ad 100644
--- a/src/Blocks/CMakeLists.txt
+++ b/src/Blocks/CMakeLists.txt
@@ -6,6 +6,7 @@ include_directories ("${PROJECT_SOURCE_DIR}/../")
 
 file(GLOB SOURCE
     "*.cpp"
+    "*.h"
 )
 
 add_library(Blocks ${SOURCE})
diff --git a/src/ByteBuffer.cpp b/src/ByteBuffer.cpp
index ad753118b..c27bc4cad 100644
--- a/src/ByteBuffer.cpp
+++ b/src/ByteBuffer.cpp
@@ -888,9 +888,7 @@ void cByteBuffer::AdvanceReadPos(size_t a_Count)
 
 void cByteBuffer::CheckValid(void) const
 {
-	ASSERT(m_ReadPos >= 0);
 	ASSERT(m_ReadPos < m_BufferSize);
-	ASSERT(m_WritePos >= 0);
 	ASSERT(m_WritePos < m_BufferSize);
 }
 
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 67bb299db..900577526 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -57,6 +57,14 @@ if (NOT MSVC)
 		Entities/Pickup.h
 		Entities/Player.h
 		Entities/ProjectileEntity.h
+		Entities/ArrowEntity.h
+		Entities/ThrownEggEntity.h
+		Entities/ThrownEnderPearlEntity.h
+		Entities/ExpBottleEntity.h
+		Entities/ThrownSnowballEntity.h
+		Entities/FireChargeEntity.h
+		Entities/FireworkEntity.h
+		Entities/GhastFireballEntity.h
 		Entities/TNTEntity.h
 		Entities/ExpOrb.h
 		Entities/HangingEntity.h
@@ -123,6 +131,7 @@ if (NOT MSVC)
 
 	file(GLOB SOURCE
 		"*.cpp"
+		"*.h"
 	)
 
 	list(REMOVE_ITEM SOURCE "${PROJECT_SOURCE_DIR}/StackWalker.cpp" "${PROJECT_SOURCE_DIR}/LeakFinder.cpp")
diff --git a/src/Chunk.cpp b/src/Chunk.cpp
index 8bd0985e9..cd3bceda2 100644
--- a/src/Chunk.cpp
+++ b/src/Chunk.cpp
@@ -240,11 +240,24 @@ void cChunk::GetAllData(cChunkDataCallback & a_Callback)
 {
 	a_Callback.HeightMap    (&m_HeightMap);
 	a_Callback.BiomeData    (&m_BiomeMap);
-	a_Callback.BlockTypes   (m_BlockTypes);
-	a_Callback.BlockMeta    (m_BlockMeta);
+
+	COMPRESSED_BLOCKTYPE Blocks = m_BlockTypes;
+	Blocks.resize(NumBlocks);
+	a_Callback.BlockTypes   (&Blocks[0]);
+
+	COMPRESSED_NIBBLETYPE Metas = m_BlockMeta;
+	Metas.resize(NumBlocks / 2);
+	a_Callback.BlockMeta    (&Metas[0]);
+
 	a_Callback.LightIsValid (m_IsLightValid);
-	a_Callback.BlockLight   (m_BlockLight);
-	a_Callback.BlockSkyLight(m_BlockSkyLight);
+
+	COMPRESSED_NIBBLETYPE BlockLights = m_BlockLight;
+	BlockLights.resize(NumBlocks / 2);
+	a_Callback.BlockLight   (&BlockLights[0]);
+
+	COMPRESSED_NIBBLETYPE BlockSkyLights = m_BlockSkyLight;
+	BlockSkyLights.resize(NumBlocks / 2, 0xff);
+	a_Callback.BlockSkyLight(&BlockSkyLights[0]);
 	
 	for (cEntityList::iterator itr = m_Entities.begin(); itr != m_Entities.end(); ++itr)
 	{
@@ -262,7 +275,7 @@ void cChunk::GetAllData(cChunkDataCallback & a_Callback)
 
 
 void cChunk::SetAllData(
-	const BLOCKTYPE *  a_BlockTypes, 
+	const BLOCKTYPE *  a_BlockTypes,
 	const NIBBLETYPE * a_BlockMeta,
 	const NIBBLETYPE * a_BlockLight,
 	const NIBBLETYPE * a_BlockSkyLight,
@@ -272,29 +285,61 @@ void cChunk::SetAllData(
 )
 {
 	memcpy(m_BiomeMap, a_BiomeMap, sizeof(m_BiomeMap));
-	
+
 	if (a_HeightMap != NULL)
 	{
 		memcpy(m_HeightMap, a_HeightMap, sizeof(m_HeightMap));
 	}
+
+	if (a_HeightMap == NULL)
+	{
+		CalculateHeightmap(a_BlockTypes);
+	}
+
+	int IdxWhereNonEmptyStarts = 0;
+	{ // Blocktype compression
+		unsigned char Highest = 0;
+		int X = 0, Z = 0;
+		m_BlockTypes.clear();
+			
+		for (int x = 0; x < Width; x++)
+		{
+			for (int z = 0; z < Width; z++)
+			{
+				unsigned char Height = m_HeightMap[x + z * Width];
+				if (Height > Highest)
+				{
+					Highest = Height;
+					X = x; Z = z;
+				}
+			}
+		}
+
+		IdxWhereNonEmptyStarts = MakeIndexNoCheck(X, Highest + 1, Z);
+
+		m_BlockTypes.insert(m_BlockTypes.end(), &a_BlockTypes[0], &a_BlockTypes[IdxWhereNonEmptyStarts]);
+	}
+
+	{ // Blockmeta compression
+		m_BlockMeta.clear();
+		m_BlockMeta.insert(m_BlockMeta.end(), &a_BlockMeta[0], &a_BlockMeta[IdxWhereNonEmptyStarts / 2]);
+	}
 	
-	memcpy(m_BlockTypes, a_BlockTypes, sizeof(m_BlockTypes));
-	memcpy(m_BlockMeta,  a_BlockMeta,  sizeof(m_BlockMeta));
 	if (a_BlockLight != NULL)
 	{
-		memcpy(m_BlockLight, a_BlockLight, sizeof(m_BlockLight));
+		// Compress blocklight
+		m_BlockLight.clear();
+		m_BlockLight.insert(m_BlockLight.end(), &a_BlockLight[0], &a_BlockLight[IdxWhereNonEmptyStarts / 2]);
 	}
+
 	if (a_BlockSkyLight != NULL)
 	{
-		memcpy(m_BlockSkyLight, a_BlockSkyLight, sizeof(m_BlockSkyLight));
+		 // Compress skylight
+		m_BlockSkyLight.clear();
+		m_BlockSkyLight.insert(m_BlockSkyLight.end(), &a_BlockSkyLight[0], &a_BlockSkyLight[IdxWhereNonEmptyStarts / 2]);
 	}
 	
 	m_IsLightValid = (a_BlockLight != NULL) && (a_BlockSkyLight != NULL);
-	
-	if (a_HeightMap == NULL)
-	{
-		CalculateHeightmap();
-	}
 
 	// Clear the block entities present - either the loader / saver has better, or we'll create empty ones:
 	for (cBlockEntityList::iterator itr = m_BlockEntities.begin(); itr != m_BlockEntities.end(); ++itr)
@@ -332,8 +377,17 @@ void cChunk::SetLight(
 {
 	// TODO: We might get cases of wrong lighting when a chunk changes in the middle of a lighting calculation.
 	// Postponing until we see how bad it is :)
-	memcpy(m_BlockLight,    a_BlockLight, sizeof(m_BlockLight));
-	memcpy(m_BlockSkyLight, a_SkyLight,   sizeof(m_BlockSkyLight));
+
+	{ // Compress blocklight
+		m_BlockLight.clear();
+		m_BlockLight.insert(m_BlockLight.end(), &a_BlockLight[0], &a_BlockLight[m_BlockTypes.size()]);
+	}
+
+	{ // Compress skylight
+		m_BlockSkyLight.clear();
+		m_BlockSkyLight.insert(m_BlockSkyLight.end(), &a_SkyLight[0], &a_SkyLight[m_BlockTypes.size()]);
+	}
+
 	m_IsLightValid = true;
 }
 
@@ -343,7 +397,8 @@ void cChunk::SetLight(
 
 void cChunk::GetBlockTypes(BLOCKTYPE * a_BlockTypes)
 {
-	memcpy(a_BlockTypes, m_BlockTypes, NumBlocks);
+	std::copy(m_BlockTypes.begin(), m_BlockTypes.end(), a_BlockTypes);
+	std::fill_n(&a_BlockTypes[m_BlockTypes.size()], NumBlocks - m_BlockTypes.size(), E_BLOCK_AIR);
 }
 
 
@@ -630,7 +685,7 @@ void cChunk::Tick(float a_Dt)
 void cChunk::TickBlock(int a_RelX, int a_RelY, int a_RelZ)
 {
 	unsigned Index = MakeIndex(a_RelX, a_RelY, a_RelZ);
-	cBlockHandler * Handler = BlockHandler(m_BlockTypes[Index]);
+	cBlockHandler * Handler = BlockHandler(GetBlock(Index));
 	ASSERT(Handler != NULL);  // Happenned on server restart, FS #243
 	cChunkInterface ChunkInterface(this->GetWorld()->GetChunkMap());
 	cBlockInServerPluginInterface PluginInterface(*this->GetWorld());
@@ -751,7 +806,7 @@ void cChunk::BroadcastPendingBlockChanges(void)
 
 void cChunk::CheckBlocks()
 {
-	if (m_ToTickBlocks.size() == 0)
+	if (m_ToTickBlocks.empty())
 	{
 		return;
 	}
@@ -811,7 +866,7 @@ void cChunk::TickBlocks(void)
 		}
 
 		unsigned int Index = MakeIndexNoCheck(m_BlockTickX, m_BlockTickY, m_BlockTickZ);
-		cBlockHandler * Handler = BlockHandler(m_BlockTypes[Index]);
+		cBlockHandler * Handler = BlockHandler(GetBlock(Index));
 		ASSERT(Handler != NULL);  // Happenned on server restart, FS #243
 		Handler->OnUpdate(ChunkInterface, *this->GetWorld(), PluginInterface, *this, m_BlockTickX, m_BlockTickY, m_BlockTickZ);
 	}  // for i - tickblocks
@@ -1296,7 +1351,7 @@ void cChunk::CreateBlockEntities(void)
 		{
 			for (int y = 0; y < Height; y++)
 			{
-				BLOCKTYPE BlockType = cChunkDef::GetBlock(m_BlockTypes, x, y, z);
+				BLOCKTYPE BlockType = GetBlock(x, y, z);
 				switch (BlockType)
 				{
 					case E_BLOCK_BEACON:
@@ -1349,7 +1404,7 @@ void cChunk::WakeUpSimulators(void)
 			int BlockZ = z + BaseZ;
 			for (int y = GetHeight(x, z); y >= 0; y--)
 			{
-				BLOCKTYPE Block = cChunkDef::GetBlock(m_BlockTypes, x, y, z);
+				BLOCKTYPE Block = GetBlock(x, y, z);
 
 				// The redstone sim takes multiple blocks, use the inbuilt checker
 				if (RedstoneSimulator->IsAllowedBlock(Block))
@@ -1384,7 +1439,7 @@ void cChunk::WakeUpSimulators(void)
 
 
 
-void cChunk::CalculateHeightmap()
+void cChunk::CalculateHeightmap(const BLOCKTYPE * a_BlockTypes)
 {
 	for (int x = 0; x < Width; x++)
 	{
@@ -1393,7 +1448,7 @@ void cChunk::CalculateHeightmap()
 			for (int y = Height - 1; y > -1; y--)
 			{
 				int index = MakeIndex( x, y, z );
-				if (m_BlockTypes[index] != E_BLOCK_AIR)
+				if (a_BlockTypes[index] != E_BLOCK_AIR)
 				{
 					m_HeightMap[x + z * Width] = (unsigned char)y;
 					break;
@@ -1517,7 +1572,7 @@ void cChunk::FastSetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_BlockT
 	ASSERT(IsValid());
 	
 	const int index = MakeIndexNoCheck(a_RelX, a_RelY, a_RelZ);
-	const BLOCKTYPE OldBlockType = cChunkDef::GetBlock(m_BlockTypes, index);
+	const BLOCKTYPE OldBlockType = GetBlock(index);
 	const BLOCKTYPE OldBlockMeta = GetNibble(m_BlockMeta, index);
 	if ((OldBlockType == a_BlockType) && (OldBlockMeta == a_BlockMeta))
 	{
@@ -1525,7 +1580,11 @@ void cChunk::FastSetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_BlockT
 	}
 
 	MarkDirty();
-	
+
+	if ((size_t)index >= m_BlockTypes.size())
+	{
+		m_BlockTypes.resize(index + 1);
+	}
 	m_BlockTypes[index] = a_BlockType;
 
 	// The client doesn't need to distinguish between stationary and nonstationary fluids:
@@ -1565,7 +1624,7 @@ void cChunk::FastSetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_BlockT
 		{
 			for (int y = a_RelY - 1; y > 0; --y)
 			{
-				if (m_BlockTypes[MakeIndexNoCheck(a_RelX, y, a_RelZ)] != E_BLOCK_AIR)
+				if (GetBlock(MakeIndexNoCheck(a_RelX, y, a_RelZ)) != E_BLOCK_AIR)
 				{
 					m_HeightMap[a_RelX + a_RelZ * Width] = (unsigned char)y;
 					break;
@@ -2452,7 +2511,7 @@ BLOCKTYPE cChunk::GetBlock(int a_RelX, int a_RelY, int a_RelZ) const
 		return 0; // Clip
 	}
 
-	return m_BlockTypes[MakeIndexNoCheck(a_RelX, a_RelY, a_RelZ)];
+	return GetBlock(MakeIndexNoCheck(a_RelX, a_RelY, a_RelZ));
 }
 
 
@@ -2466,8 +2525,13 @@ BLOCKTYPE cChunk::GetBlock(int a_BlockIdx) const
 		ASSERT(!"GetBlock(idx) out of bounds!");
 		return 0;
 	}
-	
-	return m_BlockTypes[ a_BlockIdx ];
+
+	if ((size_t)a_BlockIdx >= m_BlockTypes.size())
+	{
+		return E_BLOCK_AIR;
+	}
+
+	return m_BlockTypes[a_BlockIdx];
 }
 
 
@@ -2477,7 +2541,7 @@ BLOCKTYPE cChunk::GetBlock(int a_BlockIdx) const
 void cChunk::GetBlockTypeMeta(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta)
 {
 	int Idx = cChunkDef::MakeIndexNoCheck(a_RelX, a_RelY, a_RelZ);
-	a_BlockType = cChunkDef::GetBlock (m_BlockTypes, Idx);
+	a_BlockType = GetBlock(Idx);
 	a_BlockMeta = cChunkDef::GetNibble(m_BlockMeta,  Idx);
 }
 
@@ -2488,7 +2552,7 @@ void cChunk::GetBlockTypeMeta(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE & a_
 void cChunk::GetBlockInfo(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE & a_BlockType, NIBBLETYPE & a_Meta, NIBBLETYPE & a_SkyLight, NIBBLETYPE & a_BlockLight)
 {
 	int Idx = cChunkDef::MakeIndexNoCheck(a_RelX, a_RelY, a_RelZ);
-	a_BlockType  = cChunkDef::GetBlock (m_BlockTypes,    Idx);
+	a_BlockType = GetBlock(Idx);
 	a_Meta       = cChunkDef::GetNibble(m_BlockMeta,     Idx);
 	a_SkyLight   = cChunkDef::GetNibble(m_BlockSkyLight, Idx);
 	a_BlockLight = cChunkDef::GetNibble(m_BlockLight,    Idx);
diff --git a/src/Chunk.h b/src/Chunk.h
index f20134e66..a15d43e00 100644
--- a/src/Chunk.h
+++ b/src/Chunk.h
@@ -267,7 +267,7 @@ public:
 	void UseBlockEntity(cPlayer * a_Player, int a_X, int a_Y, int a_Z);  // [x, y, z] in world block coords
 
 	void CalculateLighting(); // Recalculate right now
-	void CalculateHeightmap();
+	void CalculateHeightmap(const BLOCKTYPE * a_BlockTypes);
 
 	// Broadcast various packets to all clients of this chunk:
 	// (Please keep these alpha-sorted)
@@ -326,9 +326,9 @@ public:
 	inline void       SetMeta(int a_BlockIdx, NIBBLETYPE a_Meta)                     {       cChunkDef::SetNibble(m_BlockMeta, a_BlockIdx, a_Meta); }
 
 	inline NIBBLETYPE GetBlockLight(int a_RelX, int a_RelY, int a_RelZ) const {return cChunkDef::GetNibble(m_BlockLight, a_RelX, a_RelY, a_RelZ); }
-	inline NIBBLETYPE GetSkyLight  (int a_RelX, int a_RelY, int a_RelZ) const {return cChunkDef::GetNibble(m_BlockSkyLight, a_RelX, a_RelY, a_RelZ); }
+	inline NIBBLETYPE GetSkyLight  (int a_RelX, int a_RelY, int a_RelZ) const {return cChunkDef::GetNibble(m_BlockSkyLight, a_RelX, a_RelY, a_RelZ, true); }
 	inline NIBBLETYPE GetBlockLight(int a_Idx) const {return cChunkDef::GetNibble(m_BlockLight, a_Idx); }
-	inline NIBBLETYPE GetSkyLight  (int a_Idx) const {return cChunkDef::GetNibble(m_BlockSkyLight, a_Idx); }
+	inline NIBBLETYPE GetSkyLight  (int a_Idx) const {return cChunkDef::GetNibble(m_BlockSkyLight, a_Idx, true); }
 	
 	/** Same as GetBlock(), but relative coords needn't be in this chunk (uses m_Neighbor-s or m_ChunkMap in such a case); returns true on success */
 	bool UnboundedRelGetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta) const;
@@ -421,10 +421,10 @@ private:
 	cChunkMap * m_ChunkMap;
 
 	// TODO: Make these pointers and don't allocate what isn't needed
-	BLOCKTYPE  m_BlockTypes   [cChunkDef::NumBlocks];
-	NIBBLETYPE m_BlockMeta    [cChunkDef::NumBlocks / 2];
-	NIBBLETYPE m_BlockLight   [cChunkDef::NumBlocks / 2];
-	NIBBLETYPE m_BlockSkyLight[cChunkDef::NumBlocks / 2];
+	COMPRESSED_BLOCKTYPE m_BlockTypes;
+	COMPRESSED_NIBBLETYPE m_BlockMeta;
+	COMPRESSED_NIBBLETYPE m_BlockLight;
+	COMPRESSED_NIBBLETYPE m_BlockSkyLight;
 
 	cChunkDef::HeightMap m_HeightMap;
 	cChunkDef::BiomeMap  m_BiomeMap;
diff --git a/src/ChunkDef.h b/src/ChunkDef.h
index 9c7753820..054168bdd 100644
--- a/src/ChunkDef.h
+++ b/src/ChunkDef.h
@@ -77,13 +77,19 @@ public:
 	idx = x + Width * z  // Need to verify this with the protocol spec, currently unknown!
 	*/
 	typedef EMCSBiome BiomeMap[Width * Width];
-	
+
 	/// The type used for block type operations and storage, AXIS_ORDER ordering
 	typedef BLOCKTYPE BlockTypes[NumBlocks];
-	
+
 	/// The type used for block data in nibble format, AXIS_ORDER ordering
 	typedef NIBBLETYPE BlockNibbles[NumBlocks / 2];
 
+	/** The storage wrapper used for compressed blockdata residing in RAMz */
+	typedef std::vector<BLOCKTYPE> COMPRESSED_BLOCKTYPE;
+
+	/** The storage wrapper used for compressed nibbledata residing in RAMz */
+	typedef std::vector<NIBBLETYPE> COMPRESSED_NIBBLETYPE;
+
 
 	/// Converts absolute block coords into relative (chunk + block) coords:
 	inline static void AbsoluteToRelative(/* in-out */ int & a_X, int & a_Y, int & a_Z, /* out */ int & a_ChunkX, int & a_ChunkZ )
@@ -219,46 +225,67 @@ public:
 		ASSERT((a_Z >= 0) && (a_Z <= Width));
 		a_BiomeMap[a_X + Width * a_Z] = a_Biome;
 	}
-	
-	
-	static NIBBLETYPE GetNibble(const NIBBLETYPE * a_Buffer, int a_BlockIdx)
+
+
+	static NIBBLETYPE GetNibble(const COMPRESSED_NIBBLETYPE & a_Buffer, int a_BlockIdx, bool a_IsSkyLightNibble = false)
 	{
 		if ((a_BlockIdx > -1) && (a_BlockIdx < NumBlocks))
 		{
-			return (a_Buffer[a_BlockIdx / 2] >> ((a_BlockIdx & 1) * 4)) & 0x0f;
+			if ((size_t)(a_BlockIdx / 2) >= a_Buffer.size())
+			{
+				return (a_IsSkyLightNibble ? 0xff : 0);
+			}
+			return (a_Buffer[(size_t)(a_BlockIdx / 2)] >> ((a_BlockIdx & 1) * 4)) & 0x0f;
 		}
 		ASSERT(!"cChunkDef::GetNibble(): index out of chunk range!");
 		return 0;
 	}
-	
-	
+
+
+	static NIBBLETYPE GetNibble(const COMPRESSED_NIBBLETYPE & a_Buffer, int x, int y, int z, bool a_IsSkyLightNibble = false)
+	{
+		if ((x < Width) && (x > -1) && (y < Height) && (y > -1) && (z < Width) && (z > -1))
+		{
+			int Index = MakeIndexNoCheck(x, y, z);
+			if ((size_t)(Index / 2) >= a_Buffer.size())
+			{
+				return (a_IsSkyLightNibble ? 0xff : 0);
+			}
+			return ExpandNibble(a_Buffer, Index);
+		}
+		ASSERT(!"cChunkDef::GetNibble(): coords out of chunk range!");
+		return 0;
+	}
+
+
 	static NIBBLETYPE GetNibble(const NIBBLETYPE * a_Buffer, int x, int y, int z)
 	{
 		if ((x < Width) && (x > -1) && (y < Height) && (y > -1) && (z < Width) && (z > -1))
 		{
 			int Index = MakeIndexNoCheck(x, y, z);
-			return (a_Buffer[Index / 2] >> ((Index & 1) * 4)) & 0x0f;
+			return (a_Buffer[(size_t)(Index / 2)] >> ((Index & 1) * 4)) & 0x0f;
 		}
 		ASSERT(!"cChunkDef::GetNibble(): coords out of chunk range!");
 		return 0;
 	}
 
 
-	static void SetNibble(NIBBLETYPE * a_Buffer, int a_BlockIdx, NIBBLETYPE a_Nibble)
+	static void SetNibble(COMPRESSED_NIBBLETYPE & a_Buffer, int a_BlockIdx, NIBBLETYPE a_Nibble)
 	{
 		if ((a_BlockIdx < 0) || (a_BlockIdx >= NumBlocks))
 		{
 			ASSERT(!"cChunkDef::SetNibble(): index out of range!");
 			return;
 		}
-		a_Buffer[a_BlockIdx / 2] = static_cast<NIBBLETYPE>(
-			(a_Buffer[a_BlockIdx / 2] & (0xf0 >> ((a_BlockIdx & 1) * 4))) |  // The untouched nibble
-			((a_Nibble & 0x0f) << ((a_BlockIdx & 1) * 4))  // The nibble being set
-		);
+		if ((size_t)(a_BlockIdx / 2) >= a_Buffer.size())
+		{
+			a_Buffer.resize((size_t)((a_BlockIdx / 2) + 1));
+		}
+		a_Buffer[(size_t)(a_BlockIdx / 2)] = PackNibble(a_Buffer, a_BlockIdx, a_Nibble);
 	}
-	
-	
-	static void SetNibble(NIBBLETYPE * a_Buffer, int x, int y, int z, NIBBLETYPE a_Nibble)
+
+
+	static void SetNibble(COMPRESSED_NIBBLETYPE & a_Buffer, int x, int y, int z, NIBBLETYPE a_Nibble)
 	{
 		if (
 			(x >= Width)  || (x < 0) ||
@@ -271,24 +298,32 @@ public:
 		}
 
 		int Index = MakeIndexNoCheck(x, y, z);
-		a_Buffer[Index / 2] = static_cast<NIBBLETYPE>(
-			(a_Buffer[Index / 2] & (0xf0 >> ((Index & 1) * 4))) |  // The untouched nibble
-			((a_Nibble & 0x0f) << ((Index & 1) * 4))  // The nibble being set
-		);
+		if ((size_t)(Index / 2) >= a_Buffer.size())
+		{
+			a_Buffer.resize((size_t)((Index / 2) + 1));
+		}
+		a_Buffer[(size_t)(Index / 2)] = PackNibble(a_Buffer, Index, a_Nibble);
 	}
 
 
-	inline static NIBBLETYPE GetNibble(const NIBBLETYPE * a_Buffer, const Vector3i & a_BlockPos )
+private:
+
+
+	inline static NIBBLETYPE PackNibble(const COMPRESSED_NIBBLETYPE & a_Buffer, int a_Index, NIBBLETYPE a_Nibble)
 	{
-		return GetNibble(a_Buffer, a_BlockPos.x, a_BlockPos.y, a_BlockPos.z );
+		return static_cast<NIBBLETYPE>(
+			(a_Buffer[a_Index / 2] & (0xf0 >> ((a_Index & 1) * 4))) |  // The untouched nibble
+			((a_Nibble & 0x0f) << ((a_Index & 1) * 4))  // The nibble being set
+		);
 	}
-	
-	
-	inline static void SetNibble(NIBBLETYPE * a_Buffer, const Vector3i & a_BlockPos, NIBBLETYPE a_Value )
+
+
+	inline static NIBBLETYPE ExpandNibble(const COMPRESSED_NIBBLETYPE & a_Buffer, int a_Index)
 	{
-		SetNibble( a_Buffer, a_BlockPos.x, a_BlockPos.y, a_BlockPos.z, a_Value );
+		return (a_Buffer[a_Index / 2] >> ((a_Index & 1) * 4)) & 0x0f;
 	}
 
+
 } ;
 
 
diff --git a/src/ChunkMap.cpp b/src/ChunkMap.cpp
index ed9103174..537d491c9 100644
--- a/src/ChunkMap.cpp
+++ b/src/ChunkMap.cpp
@@ -346,9 +346,8 @@ void cChunkMap::BroadcastAttachEntity(const cEntity & a_Entity, const cEntity *
 void cChunkMap::BroadcastBlockAction(int a_BlockX, int a_BlockY, int a_BlockZ, char a_Byte1, char a_Byte2, BLOCKTYPE a_BlockType, const cClientHandle * a_Exclude)
 {
 	cCSLock Lock(m_CSLayers);
-	int x, y, z, ChunkX, ChunkZ;
+	int x, z, ChunkX, ChunkZ;
 	x = a_BlockX;
-	y = a_BlockY;
 	z = a_BlockZ;
 	cChunkDef::BlockToChunk(x, z, ChunkX, ChunkZ);
 	cChunkPtr Chunk = GetChunkNoGen(ChunkX, ZERO_CHUNK_Y, ChunkZ);
@@ -1146,9 +1145,8 @@ BLOCKTYPE cChunkMap::GetBlock(int a_BlockX, int a_BlockY, int a_BlockZ)
 	// First check if it isn't queued in the m_FastSetBlockQueue:
 	{
 		int X = a_BlockX, Y = a_BlockY, Z = a_BlockZ;
-		int ChunkX, ChunkY, ChunkZ;
+		int ChunkX, ChunkZ;
 		cChunkDef::AbsoluteToRelative(X, Y, Z, ChunkX, ChunkZ);
-		ChunkY = 0;
 		cCSLock Lock(m_CSFastSetBlock);
 		for (sSetBlockList::iterator itr = m_FastSetBlockQueue.begin(); itr != m_FastSetBlockQueue.end(); ++itr)
 		{
@@ -1656,7 +1654,10 @@ void cChunkMap::AddEntity(cEntity * a_Entity)
 {
 	cCSLock Lock(m_CSLayers);
 	cChunkPtr Chunk = GetChunkNoGen(a_Entity->GetChunkX(), ZERO_CHUNK_Y, a_Entity->GetChunkZ());
-	if ((Chunk == NULL) || !Chunk->IsValid())
+	if (
+		(Chunk == NULL) ||  // Chunk not present at all
+		(!Chunk->IsValid() && !a_Entity->IsPlayer())  // Chunk present, but no valid data; players need to spawn in such chunks (#953)
+	)
 	{
 		LOGWARNING("Entity at %p (%s, ID %d) spawning in a non-existent chunk, the entity is lost.",
 			a_Entity, a_Entity->GetClass(), a_Entity->GetUniqueID()
diff --git a/src/ClientHandle.cpp b/src/ClientHandle.cpp
index 0f26d41e7..f3588c253 100644
--- a/src/ClientHandle.cpp
+++ b/src/ClientHandle.cpp
@@ -186,6 +186,51 @@ void cClientHandle::GenerateOfflineUUID(void)
 
 
 
+AString cClientHandle::FormatChatPrefix(bool ShouldAppendChatPrefixes, AString a_ChatPrefixS, AString m_Color1, AString m_Color2)
+{
+	if (ShouldAppendChatPrefixes)
+		return Printf("%s[%s] %s", m_Color1.c_str(), a_ChatPrefixS.c_str(), m_Color2.c_str());
+	else
+		return Printf("%s", m_Color1.c_str());
+}
+
+
+
+
+
+AString cClientHandle::FormatMessageType(bool ShouldAppendChatPrefixes, eMessageType a_ChatPrefix, const AString &a_AdditionalData)
+{
+	switch (a_ChatPrefix)
+	{
+		case mtCustom:      return AString();
+		case mtFailure:     return FormatChatPrefix(ShouldAppendChatPrefixes, "INFO",  cChatColor::Rose,   cChatColor::White);
+		case mtInformation: return FormatChatPrefix(ShouldAppendChatPrefixes, "INFO",  cChatColor::Yellow, cChatColor::White);
+		case mtSuccess:     return FormatChatPrefix(ShouldAppendChatPrefixes, "INFO",  cChatColor::Green,  cChatColor::White);
+		case mtWarning:     return FormatChatPrefix(ShouldAppendChatPrefixes, "WARN",  cChatColor::Rose,   cChatColor::White);
+		case mtFatal:       return FormatChatPrefix(ShouldAppendChatPrefixes, "FATAL", cChatColor::Red,    cChatColor::White);
+		case mtDeath:       return FormatChatPrefix(ShouldAppendChatPrefixes, "DEATH", cChatColor::Gray,   cChatColor::White);
+		case mtJoin:        return FormatChatPrefix(ShouldAppendChatPrefixes, "JOIN",  cChatColor::Yellow, cChatColor::White);
+		case mtLeave:       return FormatChatPrefix(ShouldAppendChatPrefixes, "LEAVE", cChatColor::Yellow, cChatColor::White);
+		case mtPrivateMessage:
+		{
+			if (ShouldAppendChatPrefixes)
+			{
+				return Printf("%s[MSG: %s] %s%s", cChatColor::LightBlue.c_str(), a_AdditionalData.c_str(), cChatColor::White.c_str(), cChatColor::Italic.c_str());
+			}
+			else
+			{
+				return Printf("%s: %s", a_AdditionalData.c_str(), cChatColor::LightBlue.c_str());
+			}
+		}
+	}
+	ASSERT(!"Unhandled chat prefix type!");
+	return AString();
+}
+
+
+
+
+
 AString cClientHandle::GenerateOfflineUUID(const AString & a_Username)
 {
 	// Proper format for a version 3 UUID is:
@@ -1037,7 +1082,7 @@ void cClientHandle::HandleRightClick(int a_BlockX, int a_BlockY, int a_BlockZ, e
 	{
 		HandlePlaceBlock(a_BlockX, a_BlockY, a_BlockZ, a_BlockFace, a_CursorX, a_CursorY, a_CursorZ, *ItemHandler);
 	}
-	else if (ItemHandler->IsFood())
+	else if (ItemHandler->IsFood() && !m_Player->IsGameModeCreative())
 	{
 		if (m_Player->IsSatiated())
 		{
@@ -1849,7 +1894,7 @@ void cClientHandle::SendBlockChanges(int a_ChunkX, int a_ChunkZ, const sSetBlock
 void cClientHandle::SendChat(const AString & a_Message, eMessageType a_ChatPrefix, const AString & a_AdditionalData)
 {
 	bool ShouldAppendChatPrefixes = true;
-
+	
 	if (GetPlayer()->GetWorld() == NULL)
 	{
 		cWorld * World = cRoot::Get()->GetWorld(GetPlayer()->GetLoadedWorldName());
@@ -1868,89 +1913,9 @@ void cClientHandle::SendChat(const AString & a_Message, eMessageType a_ChatPrefi
 		ShouldAppendChatPrefixes = false;
 	}
 
-	AString Message;
-
-	switch (a_ChatPrefix)
-	{
-		case mtCustom: break;
-		case mtFailure:
-		{
-			if (ShouldAppendChatPrefixes)
-				Message = Printf("%s[INFO] %s", cChatColor::Rose.c_str(), cChatColor::White.c_str());
-			else
-				Message = Printf("%s", cChatColor::Rose.c_str());
-			break;
-		}
-		case mtInformation:
-		{
-			if (ShouldAppendChatPrefixes)
-				Message = Printf("%s[INFO] %s", cChatColor::Yellow.c_str(), cChatColor::White.c_str());
-			else
-				Message = Printf("%s", cChatColor::Yellow.c_str());
-			break;
-		}
-		case mtSuccess:
-		{
-			if (ShouldAppendChatPrefixes)
-				Message = Printf("%s[INFO] %s", cChatColor::Green.c_str(), cChatColor::White.c_str());
-			else
-				Message = Printf("%s", cChatColor::Green.c_str());
-			break;
-		}
-		case mtWarning:
-		{
-			if (ShouldAppendChatPrefixes)
-				Message = Printf("%s[WARN] %s", cChatColor::Rose.c_str(), cChatColor::White.c_str());
-			else
-				Message = Printf("%s", cChatColor::Rose.c_str());
-			break;
-		}
-		case mtFatal:
-		{
-			if (ShouldAppendChatPrefixes)
-				Message = Printf("%s[FATAL] %s", cChatColor::Red.c_str(), cChatColor::White.c_str());
-			else
-				Message = Printf("%s", cChatColor::Red.c_str());
-			break;
-		}
-		case mtDeath:
-		{
-			if (ShouldAppendChatPrefixes)
-				Message = Printf("%s[DEATH] %s", cChatColor::Gray.c_str(), cChatColor::White.c_str());
-			else
-				Message = Printf("%s", cChatColor::Gray.c_str());
-			break;
-		}
-		case mtPrivateMessage:
-		{
-			if (ShouldAppendChatPrefixes)
-				Message = Printf("%s[MSG: %s] %s%s", cChatColor::LightBlue.c_str(), a_AdditionalData.c_str(), cChatColor::White.c_str(), cChatColor::Italic.c_str());
-			else
-				Message = Printf("%s: %s", a_AdditionalData.c_str(), cChatColor::LightBlue.c_str());
-			break;
-		}
-		case mtJoin:
-		{
-			if (ShouldAppendChatPrefixes)
-				Message = Printf("%s[JOIN] %s", cChatColor::Yellow.c_str(), cChatColor::White.c_str());
-			else
-				Message = Printf("%s", cChatColor::Yellow.c_str());
-			break;
-		}
-		case mtLeave:
-		{
-			if (ShouldAppendChatPrefixes)
-				Message = Printf("%s[LEAVE] %s", cChatColor::Yellow.c_str(), cChatColor::White.c_str());
-			else
-				Message = Printf("%s", cChatColor::Yellow.c_str());
-			break;
-		}
-		default: ASSERT(!"Unhandled chat prefix type!"); return;
-	}
-
-	Message.append(a_Message);
+	AString Message = FormatMessageType(ShouldAppendChatPrefixes, a_ChatPrefix, a_AdditionalData);
 
-	m_Protocol->SendChat(Message);
+	m_Protocol->SendChat(Message.append(a_Message));
 }
 
 
diff --git a/src/ClientHandle.h b/src/ClientHandle.h
index 3d01d8034..9f8d44129 100644
--- a/src/ClientHandle.h
+++ b/src/ClientHandle.h
@@ -77,6 +77,11 @@ public:
 	This is used for the offline (non-auth) mode, when there's no UUID source.
 	Each username generates a unique and constant UUID, so that when the player reconnects with the same name, their UUID is the same. */
 	static AString GenerateOfflineUUID(const AString & a_Username);  // tolua_export
+	
+	/** Formats the type of message with the proper color and prefix for sending to the client. **/
+	AString FormatMessageType(bool ShouldAppendChatPrefixes, eMessageType a_ChatPrefix, const AString & a_AdditionalData);
+	
+	AString FormatChatPrefix(bool ShouldAppendChatPrefixes, AString a_ChatPrefixS, AString m_Color1, AString m_Color2);
 
 	void Kick(const AString & a_Reason);		// tolua_export
 	void Authenticate(const AString & a_Name, const AString & a_UUID);  // Called by cAuthenticator when the user passes authentication
diff --git a/src/Entities/ArrowEntity.cpp b/src/Entities/ArrowEntity.cpp
new file mode 100644
index 000000000..847b39bbc
--- /dev/null
+++ b/src/Entities/ArrowEntity.cpp
@@ -0,0 +1,193 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "Player.h"
+#include "ArrowEntity.h"
+#include "../Chunk.h"
+
+
+
+
+
+cArrowEntity::cArrowEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
+	super(pkArrow, a_Creator, a_X, a_Y, a_Z, 0.5, 0.5),
+	m_PickupState(psNoPickup),
+	m_DamageCoeff(2),
+	m_IsCritical(false),
+	m_Timer(0),
+	m_HitGroundTimer(0),
+	m_bIsCollected(false),
+	m_HitBlockPos(Vector3i(0, 0, 0))
+{
+	SetSpeed(a_Speed);
+	SetMass(0.1);
+	SetYawFromSpeed();
+	SetPitchFromSpeed();
+	LOGD("Created arrow %d with speed {%.02f, %.02f, %.02f} and rot {%.02f, %.02f}",
+		 m_UniqueID, GetSpeedX(), GetSpeedY(), GetSpeedZ(),
+		 GetYaw(), GetPitch()
+		 );
+}
+
+
+
+
+
+cArrowEntity::cArrowEntity(cPlayer & a_Player, double a_Force) :
+	super(pkArrow, &a_Player, a_Player.GetThrowStartPos(), a_Player.GetThrowSpeed(a_Force * 1.5 * 20), 0.5, 0.5),
+	m_PickupState(psInSurvivalOrCreative),
+	m_DamageCoeff(2),
+	m_IsCritical((a_Force >= 1)),
+	m_Timer(0),
+	m_HitGroundTimer(0),
+	m_HasTeleported(false),
+	m_bIsCollected(false),
+	m_HitBlockPos(0, 0, 0)
+{
+}
+
+
+
+
+
+bool cArrowEntity::CanPickup(const cPlayer & a_Player) const
+{
+	switch (m_PickupState)
+	{
+		case psNoPickup:             return false;
+		case psInSurvivalOrCreative: return (a_Player.IsGameModeSurvival() || a_Player.IsGameModeCreative());
+		case psInCreative:           return a_Player.IsGameModeCreative();
+	}
+	ASSERT(!"Unhandled pickup state");
+	return false;
+}
+
+
+
+
+
+void cArrowEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
+{
+	if (a_HitFace == BLOCK_FACE_NONE) { return; }
+	
+	super::OnHitSolidBlock(a_HitPos, a_HitFace);
+	int a_X = (int)a_HitPos.x, a_Y = (int)a_HitPos.y, a_Z = (int)a_HitPos.z;
+	
+	switch (a_HitFace)
+	{
+		case BLOCK_FACE_XM: // Strangely, bounding boxes / block tracers return the actual block for these two directions, so AddFace not needed
+		case BLOCK_FACE_YM:
+		{
+			break;
+		}
+		default: AddFaceDirection(a_X, a_Y, a_Z, a_HitFace, true);
+	}
+	
+	m_HitBlockPos = Vector3i(a_X, a_Y, a_Z);
+	
+	// Broadcast arrow hit sound
+	m_World->BroadcastSoundEffect("random.bowhit", (int)GetPosX() * 8, (int)GetPosY() * 8, (int)GetPosZ() * 8, 0.5f, (float)(0.75 + ((float)((GetUniqueID() * 23) % 32)) / 64));
+}
+
+
+
+
+
+void cArrowEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
+{
+	if (!a_EntityHit.IsMob() && !a_EntityHit.IsMinecart() && !a_EntityHit.IsPlayer() && !a_EntityHit.IsBoat())
+	{
+		// Not an entity that interacts with an arrow
+		return;
+	}
+	
+	int Damage = (int)(GetSpeed().Length() / 20 * m_DamageCoeff + 0.5);
+	if (m_IsCritical)
+	{
+		Damage += m_World->GetTickRandomNumber(Damage / 2 + 2);
+	}
+	a_EntityHit.TakeDamage(dtRangedAttack, this, Damage, 1);
+	
+	// Broadcast successful hit sound
+	m_World->BroadcastSoundEffect("random.successful_hit", (int)GetPosX() * 8, (int)GetPosY() * 8, (int)GetPosZ() * 8, 0.5, (float)(0.75 + ((float)((GetUniqueID() * 23) % 32)) / 64));
+	
+	Destroy();
+}
+
+
+
+
+
+void cArrowEntity::CollectedBy(cPlayer * a_Dest)
+{
+	if ((m_IsInGround) && (!m_bIsCollected) && (CanPickup(*a_Dest)))
+	{
+		int NumAdded = a_Dest->GetInventory().AddItem(E_ITEM_ARROW);
+		if (NumAdded > 0) // Only play effects if there was space in inventory
+		{
+			m_World->BroadcastCollectPickup((const cPickup &)*this, *a_Dest);
+			// Also send the "pop" sound effect with a somewhat random pitch (fast-random using EntityID ;)
+			m_World->BroadcastSoundEffect("random.pop", (int)GetPosX() * 8, (int)GetPosY() * 8, (int)GetPosZ() * 8, 0.5, (float)(0.75 + ((float)((GetUniqueID() * 23) % 32)) / 64));
+			m_bIsCollected = true;
+		}
+	}
+}
+
+
+
+
+
+void cArrowEntity::Tick(float a_Dt, cChunk & a_Chunk)
+{
+	super::Tick(a_Dt, a_Chunk);
+	m_Timer += a_Dt;
+	
+	if (m_bIsCollected)
+	{
+		if (m_Timer > 500.f)  // 0.5 seconds
+		{
+			Destroy();
+			return;
+		}
+	}
+	else if (m_Timer > 1000 * 60 * 5)  // 5 minutes
+	{
+		Destroy();
+		return;
+	}
+	
+	if (m_IsInGround)
+	{
+		// When an arrow hits, the client doesn't think its in the ground and keeps on moving, IF BroadcastMovementUpdate() and TeleportEntity was called during flight, AT ALL
+		// Fix is to simply not sync with the client and send a teleport to confirm pos after arrow has stabilised (around 1 sec after landing)
+		// We can afford to do this because xoft's algorithm for trajectory is near perfect, so things are pretty close anyway without sync
+		// Besides, this seems to be what the vanilla server does, note how arrows teleport half a second after they hit to the server position
+		
+		if (!m_HasTeleported) // Sent a teleport already, don't do again
+		{
+			if (m_HitGroundTimer > 1000.f) // Send after a second, could be less, but just in case
+			{
+				m_World->BroadcastTeleportEntity(*this);
+				m_HasTeleported = true;
+			}
+			else
+			{
+				m_HitGroundTimer += a_Dt;
+			}
+		}
+		
+		int RelPosX = m_HitBlockPos.x - a_Chunk.GetPosX() * cChunkDef::Width;
+		int RelPosZ = m_HitBlockPos.z - a_Chunk.GetPosZ() * cChunkDef::Width;
+		cChunk * Chunk = a_Chunk.GetRelNeighborChunkAdjustCoords(RelPosX, RelPosZ);
+		
+		if (Chunk == NULL)
+		{
+			// Inside an unloaded chunk, abort
+			return;
+		}
+		
+		if (Chunk->GetBlock(RelPosX, m_HitBlockPos.y, RelPosZ) == E_BLOCK_AIR) // Block attached to was destroyed?
+		{
+			m_IsInGround = false; // Yes, begin simulating physics again
+		}
+	}
+}
diff --git a/src/Entities/ArrowEntity.h b/src/Entities/ArrowEntity.h
new file mode 100644
index 000000000..1fe3032ee
--- /dev/null
+++ b/src/Entities/ArrowEntity.h
@@ -0,0 +1,96 @@
+//
+//  ArrowEntity.h
+//
+
+#pragma once
+
+#include "ProjectileEntity.h"
+
+
+
+
+
+// tolua_begin
+
+class cArrowEntity :
+	public cProjectileEntity
+{
+	typedef cProjectileEntity super;
+	
+public:
+	/// Determines when the arrow can be picked up (depending on player gamemode). Corresponds to the MCA file "pickup" field
+	enum ePickupState
+	{
+		psNoPickup             = 0,
+		psInSurvivalOrCreative = 1,
+		psInCreative           = 2,
+	} ;
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cArrowEntity);
+	
+	/// Creates a new arrow with psNoPickup state and default damage modifier coeff
+	cArrowEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
+	
+	/// Creates a new arrow as shot by a player, initializes it from the player object
+	cArrowEntity(cPlayer & a_Player, double a_Force);
+	
+	// tolua_begin
+	
+	/// Returns whether the arrow can be picked up by players
+	ePickupState GetPickupState(void) const { return m_PickupState; }
+	
+	/// Sets a new pickup state
+	void SetPickupState(ePickupState a_PickupState) { m_PickupState = a_PickupState; }
+	
+	/// Returns the damage modifier coeff.
+	double GetDamageCoeff(void) const { return m_DamageCoeff; }
+	
+	/// Sets the damage modifier coeff
+	void SetDamageCoeff(double a_DamageCoeff) { m_DamageCoeff = a_DamageCoeff; }
+	
+	/// Returns true if the specified player can pick the arrow up
+	bool CanPickup(const cPlayer & a_Player) const;
+	
+	/// Returns true if the arrow is set as critical
+	bool IsCritical(void) const { return m_IsCritical; }
+	
+	/// Sets the IsCritical flag
+	void SetIsCritical(bool a_IsCritical) { m_IsCritical = a_IsCritical; }
+	
+	// tolua_end
+	
+protected:
+	
+	/// Determines when the arrow can be picked up by players
+	ePickupState m_PickupState;
+	
+	/// The coefficient applied to the damage that the arrow will deal, based on the bow enchantment. 2.0 for normal arrow
+	double m_DamageCoeff;
+	
+	/// If true, the arrow deals more damage
+	bool m_IsCritical;
+	
+	/// Timer for pickup collection animation or five minute timeout
+	float m_Timer;
+	
+	/// Timer for client arrow position confirmation via TeleportEntity
+	float m_HitGroundTimer;
+	
+	// Whether the arrow has already been teleported into the proper position in the ground.
+	bool m_HasTeleported;
+	
+	/// If true, the arrow is in the process of being collected - don't go to anyone else
+	bool m_bIsCollected;
+	
+	/// Stores the block position that arrow is lodged into, sets m_IsInGround to false if it becomes air
+	Vector3i m_HitBlockPos;
+	
+	// cProjectileEntity overrides:
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
+	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
+	virtual void CollectedBy(cPlayer * a_Player) override;
+	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
+	
+}; // tolua_export
diff --git a/src/Entities/Boat.cpp b/src/Entities/Boat.cpp
index 921252253..31bfe3dc3 100644
--- a/src/Entities/Boat.cpp
+++ b/src/Entities/Boat.cpp
@@ -33,9 +33,12 @@ void cBoat::SpawnOn(cClientHandle & a_ClientHandle)
 
 
 
-void cBoat::DoTakeDamage(TakeDamageInfo & TDI)
+bool cBoat::DoTakeDamage(TakeDamageInfo & TDI)
 {
-	super::DoTakeDamage(TDI);
+	if (!super::DoTakeDamage(TDI))
+	{
+		return false;
+	}
 
 	if (GetHealth() == 0)
 	{
@@ -50,6 +53,7 @@ void cBoat::DoTakeDamage(TakeDamageInfo & TDI)
 		}
 		Destroy(true);
 	}
+	return true;
 }
 
 
diff --git a/src/Entities/Boat.h b/src/Entities/Boat.h
index c4c9afe7a..0fcfbd602 100644
--- a/src/Entities/Boat.h
+++ b/src/Entities/Boat.h
@@ -26,7 +26,7 @@ public:
 	// cEntity overrides:
 	virtual void SpawnOn(cClientHandle & a_ClientHandle) override;
 	virtual void OnRightClicked(cPlayer & a_Player) override;
-	virtual void DoTakeDamage(TakeDamageInfo & TDI) override;
+	virtual bool DoTakeDamage(TakeDamageInfo & TDI) override;
 	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
 	virtual void HandleSpeedFromAttachee(float a_Forward, float a_Sideways) override;
 	
diff --git a/src/Entities/CMakeLists.txt b/src/Entities/CMakeLists.txt
index 85cc45494..c9ca44d38 100644
--- a/src/Entities/CMakeLists.txt
+++ b/src/Entities/CMakeLists.txt
@@ -6,6 +6,7 @@ include_directories ("${PROJECT_SOURCE_DIR}/../")
 
 file(GLOB SOURCE
     "*.cpp"
+    "*.h"
 )
 
 add_library(Entities ${SOURCE})
diff --git a/src/Entities/Entity.cpp b/src/Entities/Entity.cpp
index 6da6da54e..5c675a387 100644
--- a/src/Entities/Entity.cpp
+++ b/src/Entities/Entity.cpp
@@ -53,6 +53,8 @@ cEntity::cEntity(eEntityType a_EntityType, double a_X, double a_Y, double a_Z, d
 	, m_TicksSinceLastVoidDamage(0)
 	, m_IsSwimming(false)
 	, m_IsSubmerged(false)
+	, m_AirLevel(0)
+	, m_AirTickTimer(0)
 	, m_HeadYaw( 0.0 )
 	, m_Rot(0.0, 0.0, 0.0)
 	, m_Pos(a_X, a_Y, a_Z)
@@ -60,6 +62,7 @@ cEntity::cEntity(eEntityType a_EntityType, double a_X, double a_Y, double a_Z, d
 	, m_Mass (0.001)  // Default 1g
 	, m_Width(a_Width)
 	, m_Height(a_Height)
+	, m_InvulnerableTicks(0)
 {
 	cCSLock Lock(m_CSCount);
 	m_EntityCount++;
@@ -294,17 +297,23 @@ void cEntity::SetPitchFromSpeed(void)
 
 
 
-void cEntity::DoTakeDamage(TakeDamageInfo & a_TDI)
+bool cEntity::DoTakeDamage(TakeDamageInfo & a_TDI)
 {
 	if (cRoot::Get()->GetPluginManager()->CallHookTakeDamage(*this, a_TDI))
 	{
-		return;
+		return false;
 	}
 
 	if (m_Health <= 0)
 	{
 		// Can't take damage if already dead
-		return;
+		return false;
+	}
+
+	if (m_InvulnerableTicks > 0)
+	{
+		// Entity is invulnerable
+		return false;
 	}
 
 	if ((a_TDI.Attacker != NULL) && (a_TDI.Attacker->IsPlayer()))
@@ -326,17 +335,49 @@ void cEntity::DoTakeDamage(TakeDamageInfo & a_TDI)
 		m_Health = 0;
 	}
 
-	if (IsMob() || IsPlayer()) // Knockback for only players and mobs
+	if ((IsMob() || IsPlayer()) && (a_TDI.Attacker != NULL)) // Knockback for only players and mobs
 	{
-		AddSpeed(a_TDI.Knockback * 2);
+		int KnockbackLevel = 0;
+		if (a_TDI.Attacker->GetEquippedWeapon().m_ItemType == E_ITEM_BOW)
+		{
+			KnockbackLevel = a_TDI.Attacker->GetEquippedWeapon().m_Enchantments.GetLevel(cEnchantments::enchPunch);
+		}
+		else
+		{
+			KnockbackLevel = a_TDI.Attacker->GetEquippedWeapon().m_Enchantments.GetLevel(cEnchantments::enchKnockback);
+		}
+
+		Vector3d additionalSpeed(0, 0, 0);
+		switch (KnockbackLevel)
+		{
+			case 1:
+			{
+				additionalSpeed.Set(5, .3, 5);
+				break;
+			}
+			case 2:
+			{
+				additionalSpeed.Set(8, .3, 8);
+				break;
+			}
+			default:
+			{
+				additionalSpeed.Set(2, .3, 2);
+				break;
+			}
+		}
+		AddSpeed(a_TDI.Knockback * additionalSpeed);
 	}
 
 	m_World->BroadcastEntityStatus(*this, esGenericHurt);
 
+	m_InvulnerableTicks = 10;
+
 	if (m_Health <= 0)
 	{
 		KilledBy(a_TDI.Attacker);
 	}
+	return true;
 }
 
 
@@ -381,11 +422,8 @@ int cEntity::GetRawDamageAgainst(const cEntity & a_Receiver)
 
 
 
-int cEntity::GetArmorCoverAgainst(const cEntity * a_Attacker, eDamageType a_DamageType, int a_Damage)
+bool cEntity::ArmorCoversAgainst(eDamageType a_DamageType)
 {
-	// Returns the hitpoints out of a_RawDamage that the currently equipped armor would cover
-	
-	// Filter out damage types that are not protected by armor:
 	// Ref.: http://www.minecraftwiki.net/wiki/Armor#Effects as of 2012_12_20
 	switch (a_DamageType)
 	{
@@ -400,9 +438,34 @@ int cEntity::GetArmorCoverAgainst(const cEntity * a_Attacker, eDamageType a_Dama
 		case dtLightning:
 		case dtPlugin:
 		{
-			return 0;
+			return false;
+		}
+			
+		case dtAttack:
+		case dtArrowAttack:
+		case dtCactusContact:
+		case dtLavaContact:
+		case dtFireContact:
+		case dtEnderPearl:
+		case dtExplosion:
+		{
+			return true;
 		}
 	}
+	ASSERT(!"Invalid damage type!");
+	return false;
+}
+
+
+
+
+
+int cEntity::GetArmorCoverAgainst(const cEntity * a_Attacker, eDamageType a_DamageType, int a_Damage)
+{
+	// Returns the hitpoints out of a_RawDamage that the currently equipped armor would cover
+	
+	// Filter out damage types that are not protected by armor:
+	if (!ArmorCoversAgainst(a_DamageType)) return 0;
 	
 	// Add up all armor points:
 	// Ref.: http://www.minecraftwiki.net/wiki/Armor#Defense_points as of 2012_12_20
@@ -511,6 +574,11 @@ void cEntity::SetHealth(int a_Health)
 
 void cEntity::Tick(float a_Dt, cChunk & a_Chunk)
 {
+	if (m_InvulnerableTicks > 0)
+	{
+		m_InvulnerableTicks--;
+	}
+
 	if (m_AttachedTo != NULL)
 	{
 		if ((m_Pos - m_AttachedTo->GetPosition()).Length() > 0.5)
@@ -773,14 +841,12 @@ void cEntity::TickBurning(cChunk & a_Chunk)
 	// Remember the current burning state:
 	bool HasBeenBurning = (m_TicksLeftBurning > 0);
 
-	if (GetWorld()->GetWeather() == eWeather_Rain)
+	if (m_World->IsWeatherWet())
 	{
-		if (HasBeenBurning)
+		if (POSY_TOINT > m_World->GetHeight(POSX_TOINT, POSZ_TOINT))
 		{
 			m_TicksLeftBurning = 0;
-			OnFinishedBurning();
-		}
-		return;
+		}		
 	}
 	
 	// Do the burning damage:
diff --git a/src/Entities/Entity.h b/src/Entities/Entity.h
index 86efc5a98..a682701de 100644
--- a/src/Entities/Entity.h
+++ b/src/Entities/Entity.h
@@ -262,14 +262,19 @@ public:
 	
 	// tolua_end
 	
-	/// Makes this entity take damage specified in the a_TDI. The TDI is sent through plugins first, then applied
-	virtual void DoTakeDamage(TakeDamageInfo & a_TDI);
+	/** Makes this entity take damage specified in the a_TDI.
+	The TDI is sent through plugins first, then applied.
+	If it returns false, the entity hasn't receive any damage. */
+	virtual bool DoTakeDamage(TakeDamageInfo & a_TDI);
 	
 	// tolua_begin
 
 	/// Returns the hitpoints that this pawn can deal to a_Receiver using its equipped items
 	virtual int GetRawDamageAgainst(const cEntity & a_Receiver);
 	
+	/** Returns whether armor will protect against the passed damage type **/
+	virtual bool ArmorCoversAgainst(eDamageType a_DamageType);
+	
 	/// Returns the hitpoints out of a_RawDamage that the currently equipped armor would cover
 	virtual int GetArmorCoverAgainst(const cEntity * a_Attacker, eDamageType a_DamageType, int a_RawDamage);
 	
@@ -391,6 +396,12 @@ public:
 	virtual bool IsSubmerged(void) const{ return m_IsSubmerged; }
 	/** Gets remaining air of a monster */
 	int GetAirLevel(void) const { return m_AirLevel; }
+
+	/** Gets the invulnerable ticks from the entity */
+	int GetInvulnerableTicks(void) const { return m_InvulnerableTicks; }
+
+	/** Set the invulnerable ticks from the entity */
+	void SetInvulnerableTicks(int a_InvulnerableTicks) { m_InvulnerableTicks = a_InvulnerableTicks; }
 	
 	// tolua_end
 	
@@ -475,29 +486,33 @@ protected:
 	int m_AirTickTimer;
 	
 private:
-	// Measured in degrees, [-180, +180)
+	/** Measured in degrees, [-180, +180) */
 	double   m_HeadYaw;
 	
-	// Measured in meter/second (m/s)
+	/** Measured in meter/second (m/s) */
 	Vector3d m_Speed;
 	
-	// Measured in degrees, [-180, +180)
+	/** Measured in degrees, [-180, +180) */
 	Vector3d m_Rot;
 	
-	/// Position of the entity's XZ center and Y bottom
+	/** Position of the entity's XZ center and Y bottom */
 	Vector3d m_Pos;
 	
-	// Measured in meter / second
+	/** Measured in meter / second */
 	Vector3d m_WaterSpeed;
 	
-	// Measured in Kilograms (Kg)
+	/** Measured in Kilograms (Kg) */
 	double m_Mass;
 	
-	/// Width of the entity, in the XZ plane. Since entities are represented as cylinders, this is more of a diameter.
+	/** Width of the entity, in the XZ plane. Since entities are represented as cylinders, this is more of a diameter. */
 	double m_Width;
 	
-	/// Height of the entity (Y axis)
+	/** Height of the entity (Y axis) */
 	double m_Height;
+
+	/** If a player hit a entity, the entity receive a invulnerable of 10 ticks.
+	While this ticks, a player can't hit this entity. */
+	int m_InvulnerableTicks;
 } ;  // tolua_export
 
 typedef std::list<cEntity *> cEntityList;
diff --git a/src/Entities/ExpBottleEntity.cpp b/src/Entities/ExpBottleEntity.cpp
new file mode 100644
index 000000000..202dde942
--- /dev/null
+++ b/src/Entities/ExpBottleEntity.cpp
@@ -0,0 +1,27 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "ExpBottleEntity.h"
+#include "../World.h"
+
+
+
+
+
+cExpBottleEntity::cExpBottleEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
+	super(pkExpBottle, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
+{
+	SetSpeed(a_Speed);
+}
+
+
+
+
+
+void cExpBottleEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
+{
+	// Spawn an experience orb with a reward between 3 and 11.
+	m_World->BroadcastSoundParticleEffect(2002, POSX_TOINT, POSY_TOINT, POSZ_TOINT, 0);
+	m_World->SpawnExperienceOrb(GetPosX(), GetPosY(), GetPosZ(), 3 + m_World->GetTickRandomNumber(8));
+	
+	Destroy();
+}
diff --git a/src/Entities/ExpBottleEntity.h b/src/Entities/ExpBottleEntity.h
new file mode 100644
index 000000000..b2043d8f1
--- /dev/null
+++ b/src/Entities/ExpBottleEntity.h
@@ -0,0 +1,33 @@
+//
+//  ExpBottleEntity.h
+//
+
+#pragma once
+
+#include "ProjectileEntity.h"
+
+
+
+
+
+// tolua_begin
+
+class cExpBottleEntity :
+	public cProjectileEntity
+{
+	typedef cProjectileEntity super;
+	
+public:
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cExpBottleEntity);
+	
+	cExpBottleEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
+	
+protected:
+	
+	// cProjectileEntity overrides:
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
+	
+}; // tolua_export
diff --git a/src/Entities/FallingBlock.cpp b/src/Entities/FallingBlock.cpp
index a66c7e4ae..bcdac0291 100644
--- a/src/Entities/FallingBlock.cpp
+++ b/src/Entities/FallingBlock.cpp
@@ -87,7 +87,9 @@ void cFallingBlock::Tick(float a_Dt, cChunk & a_Chunk)
 	AddSpeedY(MilliDt * -9.8f);
 	AddPosition(GetSpeed() * MilliDt);
 
-	if ((GetSpeedX() != 0) || (GetSpeedZ() != 0))
+	// If not static (One billionth precision) broadcast movement.
+	static const float epsilon = 0.000000001;
+	if ((fabs(GetSpeedX()) > epsilon) || (fabs(GetSpeedZ()) > epsilon))
 	{
 		BroadcastMovementUpdate();
 	}
diff --git a/src/Entities/FireChargeEntity.cpp b/src/Entities/FireChargeEntity.cpp
new file mode 100644
index 000000000..aba32602f
--- /dev/null
+++ b/src/Entities/FireChargeEntity.cpp
@@ -0,0 +1,50 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "FireChargeEntity.h"
+#include "../World.h"
+
+
+
+
+
+cFireChargeEntity::cFireChargeEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
+	super(pkFireCharge, a_Creator, a_X, a_Y, a_Z, 0.3125, 0.3125)
+{
+	SetSpeed(a_Speed);
+	SetGravity(0);
+}
+
+
+
+
+
+void cFireChargeEntity::Explode(int a_BlockX, int a_BlockY, int a_BlockZ)
+{
+	if (m_World->GetBlock(a_BlockX, a_BlockY, a_BlockZ) == E_BLOCK_AIR)
+	{
+		m_World->SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_FIRE, 1);
+	}
+}
+
+
+
+
+
+void cFireChargeEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
+{
+	Destroy();
+	Explode((int)floor(a_HitPos.x), (int)floor(a_HitPos.y), (int)floor(a_HitPos.z));
+}
+
+
+
+
+
+void cFireChargeEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
+{
+	Destroy();
+	Explode((int)floor(a_HitPos.x), (int)floor(a_HitPos.y), (int)floor(a_HitPos.z));
+	
+	// TODO: Some entities are immune to hits
+	a_EntityHit.StartBurning(5 * 20);  // 5 seconds of burning
+}
diff --git a/src/Entities/FireChargeEntity.h b/src/Entities/FireChargeEntity.h
new file mode 100644
index 000000000..3924c337c
--- /dev/null
+++ b/src/Entities/FireChargeEntity.h
@@ -0,0 +1,36 @@
+//
+//  FireChargeEntity.h
+//
+
+#pragma once
+
+#include "ProjectileEntity.h"
+
+
+
+
+
+// tolua_begin
+
+class cFireChargeEntity :
+	public cProjectileEntity
+{
+	typedef cProjectileEntity super;
+	
+public:
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cFireChargeEntity);
+	
+	cFireChargeEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
+	
+protected:
+	
+	void Explode(int a_BlockX, int a_BlockY, int a_BlockZ);
+	
+	// cProjectileEntity overrides:
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
+	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
+	
+} ; // tolua_export
diff --git a/src/Entities/FireworkEntity.cpp b/src/Entities/FireworkEntity.cpp
new file mode 100644
index 000000000..403a53c84
--- /dev/null
+++ b/src/Entities/FireworkEntity.cpp
@@ -0,0 +1,73 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "FireworkEntity.h"
+#include "../World.h"
+#include "../Chunk.h"
+
+
+
+
+
+cFireworkEntity::cFireworkEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const cItem & a_Item) :
+	super(pkFirework, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25),
+	m_ExplodeTimer(0),
+	m_FireworkItem(a_Item)
+{
+}
+
+
+
+
+
+void cFireworkEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk)
+{
+	int RelX = POSX_TOINT - a_Chunk.GetPosX() * cChunkDef::Width;
+	int RelZ = POSZ_TOINT - a_Chunk.GetPosZ() * cChunkDef::Width;
+	int PosY = POSY_TOINT;
+	
+	if ((PosY < 0) || (PosY >= cChunkDef::Height))
+	{
+		goto setspeed;
+	}
+	
+	if (m_IsInGround)
+	{
+		if (a_Chunk.GetBlock(RelX, POSY_TOINT + 1, RelZ) == E_BLOCK_AIR)
+		{
+			m_IsInGround = false;
+		}
+		else
+		{
+			return;
+		}
+	}
+	else
+	{
+		if (a_Chunk.GetBlock(RelX, POSY_TOINT + 1, RelZ) != E_BLOCK_AIR)
+		{
+			OnHitSolidBlock(GetPosition(), BLOCK_FACE_YM);
+			return;
+		}
+	}
+	
+setspeed:
+	AddSpeedY(1);
+	AddPosition(GetSpeed() * (a_Dt / 1000));
+}
+
+
+
+
+
+void cFireworkEntity::Tick(float a_Dt, cChunk & a_Chunk)
+{
+	super::Tick(a_Dt, a_Chunk);
+	
+	if (m_ExplodeTimer == m_FireworkItem.m_FireworkItem.m_FlightTimeInTicks)
+	{
+		m_World->BroadcastEntityStatus(*this, esFireworkExploding);
+		Destroy();
+	}
+	
+	m_ExplodeTimer++;
+}
diff --git a/src/Entities/FireworkEntity.h b/src/Entities/FireworkEntity.h
new file mode 100644
index 000000000..c62ca9402
--- /dev/null
+++ b/src/Entities/FireworkEntity.h
@@ -0,0 +1,40 @@
+//
+//  FireworkEntity.h
+//
+
+#pragma once
+
+#include "ProjectileEntity.h"
+
+
+
+
+
+// tolua_begin
+
+class cFireworkEntity :
+	public cProjectileEntity
+{
+	typedef cProjectileEntity super;
+	
+public:
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cFireworkEntity);
+	
+	cFireworkEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const cItem & a_Item);
+	const cItem & GetItem(void) const { return m_FireworkItem; }
+	
+protected:
+	
+	// cProjectileEntity overrides:
+	virtual void HandlePhysics(float a_Dt, cChunk & a_Chunk) override;
+	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
+	
+private:
+	
+	int m_ExplodeTimer;
+	cItem m_FireworkItem;
+	
+}; // tolua_export
diff --git a/src/Entities/GhastFireballEntity.cpp b/src/Entities/GhastFireballEntity.cpp
new file mode 100644
index 000000000..9e4cb387e
--- /dev/null
+++ b/src/Entities/GhastFireballEntity.cpp
@@ -0,0 +1,44 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "GhastFireballEntity.h"
+#include "../World.h"
+
+
+
+
+
+cGhastFireballEntity::cGhastFireballEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
+	super(pkGhastFireball, a_Creator, a_X, a_Y, a_Z, 1, 1)
+{
+	SetSpeed(a_Speed);
+	SetGravity(0);
+}
+
+
+
+
+
+void cGhastFireballEntity::Explode(int a_BlockX, int a_BlockY, int a_BlockZ)
+{
+	m_World->DoExplosionAt(1, a_BlockX, a_BlockY, a_BlockZ, true, esGhastFireball, this);
+}
+
+
+
+
+
+void cGhastFireballEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
+{
+	Destroy();
+	Explode((int)floor(a_HitPos.x), (int)floor(a_HitPos.y), (int)floor(a_HitPos.z));
+}
+
+
+
+
+
+void cGhastFireballEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
+{
+	Destroy();
+	Explode((int)floor(a_HitPos.x), (int)floor(a_HitPos.y), (int)floor(a_HitPos.z));
+}
diff --git a/src/Entities/GhastFireballEntity.h b/src/Entities/GhastFireballEntity.h
new file mode 100644
index 000000000..9e4572c78
--- /dev/null
+++ b/src/Entities/GhastFireballEntity.h
@@ -0,0 +1,38 @@
+//
+//  GhastFireballEntity.h
+//
+
+#pragma once
+
+#include "ProjectileEntity.h"
+
+
+
+
+
+// tolua_begin
+
+class cGhastFireballEntity :
+	public cProjectileEntity
+{
+	typedef cProjectileEntity super;
+	
+public:
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cGhastFireballEntity);
+	
+	cGhastFireballEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
+	
+protected:
+	
+	void Explode(int a_BlockX, int a_BlockY, int a_BlockZ);
+	
+	// cProjectileEntity overrides:
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
+	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
+	
+	// TODO: Deflecting the fireballs by arrow- or sword- hits
+	
+} ; // tolua_export
diff --git a/src/Entities/Minecart.cpp b/src/Entities/Minecart.cpp
index db55eb058..7bd440d6d 100644
--- a/src/Entities/Minecart.cpp
+++ b/src/Entities/Minecart.cpp
@@ -902,18 +902,21 @@ bool cMinecart::TestEntityCollision(NIBBLETYPE a_RailMeta)
 
 
 
-void cMinecart::DoTakeDamage(TakeDamageInfo & TDI)
+bool cMinecart::DoTakeDamage(TakeDamageInfo & TDI)
 {
 	if ((TDI.Attacker != NULL) && TDI.Attacker->IsPlayer() && ((cPlayer *)TDI.Attacker)->IsGameModeCreative())
 	{
 		Destroy();
 		TDI.FinalDamage = GetMaxHealth(); // Instant hit for creative
-		super::DoTakeDamage(TDI);
-		return; // No drops for creative
+		SetInvulnerableTicks(0);
+		return super::DoTakeDamage(TDI);  // No drops for creative
 	}
 
 	m_LastDamage = TDI.FinalDamage;
-	super::DoTakeDamage(TDI);
+	if (!super::DoTakeDamage(TDI))
+	{
+		return false;
+	}
 
 	m_World->BroadcastEntityMetadata(*this);
 
@@ -952,12 +955,13 @@ void cMinecart::DoTakeDamage(TakeDamageInfo & TDI)
 			default:
 			{
 				ASSERT(!"Unhandled minecart type when spawning pickup!");
-				return;
+				return true;
 			}
 		}
 		
 		m_World->SpawnItemPickups(Drops, GetPosX(), GetPosY(), GetPosZ());
 	}
+	return true;
 }
 
 
diff --git a/src/Entities/Minecart.h b/src/Entities/Minecart.h
index ebdb576e0..1e60f091c 100644
--- a/src/Entities/Minecart.h
+++ b/src/Entities/Minecart.h
@@ -36,7 +36,7 @@ public:
 	// cEntity overrides:
 	virtual void SpawnOn(cClientHandle & a_ClientHandle) override;
 	virtual void HandlePhysics(float a_Dt, cChunk & a_Chunk) override;
-	virtual void DoTakeDamage(TakeDamageInfo & TDI) override;
+	virtual bool DoTakeDamage(TakeDamageInfo & TDI) override;
 	virtual void Destroyed() override;
 	
 	int LastDamage(void) const { return m_LastDamage; }
diff --git a/src/Entities/Player.cpp b/src/Entities/Player.cpp
index fedb62527..08b7d3984 100644
--- a/src/Entities/Player.cpp
+++ b/src/Entities/Player.cpp
@@ -808,14 +808,14 @@ void cPlayer::SetFlying(bool a_IsFlying)
 
 
 
-void cPlayer::DoTakeDamage(TakeDamageInfo & a_TDI)
+bool cPlayer::DoTakeDamage(TakeDamageInfo & a_TDI)
 {
 	if ((a_TDI.DamageType != dtInVoid) && (a_TDI.DamageType != dtPlugin))
 	{
 		if (IsGameModeCreative())
 		{
 			// No damage / health in creative mode if not void or plugin damage
-			return;
+			return false;
 		}
 	}
 
@@ -828,17 +828,19 @@ void cPlayer::DoTakeDamage(TakeDamageInfo & a_TDI)
 			if (!m_Team->AllowsFriendlyFire())
 			{
 				// Friendly fire is disabled
-				return;
+				return false;
 			}
 		}
 	}
 	
-	super::DoTakeDamage(a_TDI);
-	
-	// Any kind of damage adds food exhaustion
-	AddFoodExhaustion(0.3f);
-	
-	SendHealth();
+	if (super::DoTakeDamage(a_TDI))
+	{
+		// Any kind of damage adds food exhaustion
+		AddFoodExhaustion(0.3f);
+		SendHealth();
+		return true;
+	}
+	return false;
 }
 
 
@@ -897,6 +899,7 @@ void cPlayer::KilledBy(cEntity * a_Killer)
 void cPlayer::Respawn(void)
 {
 	m_Health = GetMaxHealth();
+	SetInvulnerableTicks(20);
 	
 	// Reset food level:
 	m_FoodLevel = MAX_FOOD_LEVEL;
diff --git a/src/Entities/Player.h b/src/Entities/Player.h
index 78d661015..3029abfe0 100644
--- a/src/Entities/Player.h
+++ b/src/Entities/Player.h
@@ -498,7 +498,7 @@ protected:
 	virtual void Destroyed(void);
 
 	/** Filters out damage for creative mode/friendly fire */
-	virtual void DoTakeDamage(TakeDamageInfo & TDI) override;
+	virtual bool DoTakeDamage(TakeDamageInfo & TDI) override;
 
 	/** Stops players from burning in creative mode */
 	virtual void TickBurning(cChunk & a_Chunk) override;
diff --git a/src/Entities/ProjectileEntity.cpp b/src/Entities/ProjectileEntity.cpp
index 96db17ffd..3e48d310c 100644
--- a/src/Entities/ProjectileEntity.cpp
+++ b/src/Entities/ProjectileEntity.cpp
@@ -4,15 +4,24 @@
 // Implements the cProjectileEntity class representing the common base class for projectiles, as well as individual projectile types
 
 #include "Globals.h"
+
 #include "../Bindings/PluginManager.h"
 #include "ProjectileEntity.h"
 #include "../ClientHandle.h"
-#include "Player.h"
 #include "../LineBlockTracer.h"
 #include "../BoundingBox.h"
 #include "../ChunkMap.h"
 #include "../Chunk.h"
 
+#include "ArrowEntity.h"
+#include "ThrownEggEntity.h"
+#include "ThrownEnderPearlEntity.h"
+#include "ExpBottleEntity.h"
+#include "ThrownSnowballEntity.h"
+#include "FireChargeEntity.h"
+#include "FireworkEntity.h"
+#include "GhastFireballEntity.h"
+
 
 
 
@@ -401,495 +410,3 @@ void cProjectileEntity::CollectedBy(cPlayer * a_Dest)
 	// Overriden in arrow
 	UNUSED(a_Dest);
 }
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cArrowEntity:
-
-cArrowEntity::cArrowEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
-	super(pkArrow, a_Creator, a_X, a_Y, a_Z, 0.5, 0.5),
-	m_PickupState(psNoPickup),
-	m_DamageCoeff(2),
-	m_IsCritical(false),
-	m_Timer(0),
-	m_HitGroundTimer(0),
-	m_bIsCollected(false),
-	m_HitBlockPos(Vector3i(0, 0, 0))
-{
-	SetSpeed(a_Speed);
-	SetMass(0.1);
-	SetYawFromSpeed();
-	SetPitchFromSpeed();
-	LOGD("Created arrow %d with speed {%.02f, %.02f, %.02f} and rot {%.02f, %.02f}",
-		m_UniqueID, GetSpeedX(), GetSpeedY(), GetSpeedZ(),
-		GetYaw(), GetPitch()
-	);
-}
-
-
-
-
-
-cArrowEntity::cArrowEntity(cPlayer & a_Player, double a_Force) :
-	super(pkArrow, &a_Player, a_Player.GetThrowStartPos(), a_Player.GetThrowSpeed(a_Force * 1.5 * 20), 0.5, 0.5),
-	m_PickupState(psInSurvivalOrCreative),
-	m_DamageCoeff(2),
-	m_IsCritical((a_Force >= 1)),
-	m_Timer(0),
-	m_HitGroundTimer(0),
-	m_bIsCollected(false),
-	m_HitBlockPos(0, 0, 0)
-{
-}
-
-
-
-
-
-bool cArrowEntity::CanPickup(const cPlayer & a_Player) const
-{
-	switch (m_PickupState)
-	{
-		case psNoPickup:             return false;
-		case psInSurvivalOrCreative: return (a_Player.IsGameModeSurvival() || a_Player.IsGameModeCreative());
-		case psInCreative:           return a_Player.IsGameModeCreative();
-	}
-	ASSERT(!"Unhandled pickup state");
-	return false;
-}
-
-
-
-
-
-void cArrowEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
-{
-	if (a_HitFace == BLOCK_FACE_NONE) { return; }
-
-	super::OnHitSolidBlock(a_HitPos, a_HitFace);
-	int a_X = (int)a_HitPos.x, a_Y = (int)a_HitPos.y, a_Z = (int)a_HitPos.z;
-
-	switch (a_HitFace)
-	{
-		case BLOCK_FACE_XM: // Strangely, bounding boxes / block tracers return the actual block for these two directions, so AddFace not needed
-		case BLOCK_FACE_YM:
-		{
-			break;
-		}
-		default: AddFaceDirection(a_X, a_Y, a_Z, a_HitFace, true);
-	}
-
-	m_HitBlockPos = Vector3i(a_X, a_Y, a_Z);
-
-	// Broadcast arrow hit sound
-	m_World->BroadcastSoundEffect("random.bowhit", (int)GetPosX() * 8, (int)GetPosY() * 8, (int)GetPosZ() * 8, 0.5f, (float)(0.75 + ((float)((GetUniqueID() * 23) % 32)) / 64));
-}
-
-
-
-
-
-void cArrowEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
-{
-	if (!a_EntityHit.IsMob() && !a_EntityHit.IsMinecart() && !a_EntityHit.IsPlayer() && !a_EntityHit.IsBoat())
-	{
-		// Not an entity that interacts with an arrow
-		return;
-	}
-	
-	int Damage = (int)(GetSpeed().Length() / 20 * m_DamageCoeff + 0.5);
-	if (m_IsCritical)
-	{
-		Damage += m_World->GetTickRandomNumber(Damage / 2 + 2);
-	}
-	a_EntityHit.TakeDamage(dtRangedAttack, this, Damage, 1);
-	
-	// Broadcast successful hit sound
-	m_World->BroadcastSoundEffect("random.successful_hit", (int)GetPosX() * 8, (int)GetPosY() * 8, (int)GetPosZ() * 8, 0.5, (float)(0.75 + ((float)((GetUniqueID() * 23) % 32)) / 64));
-
-	Destroy();
-}
-
-
-
-
-
-void cArrowEntity::CollectedBy(cPlayer * a_Dest)
-{
-	if ((m_IsInGround) && (!m_bIsCollected) && (CanPickup(*a_Dest)))
-	{
-		int NumAdded = a_Dest->GetInventory().AddItem(E_ITEM_ARROW);
-		if (NumAdded > 0) // Only play effects if there was space in inventory
-		{
-			m_World->BroadcastCollectPickup((const cPickup &)*this, *a_Dest);
-			// Also send the "pop" sound effect with a somewhat random pitch (fast-random using EntityID ;)
-			m_World->BroadcastSoundEffect("random.pop", (int)GetPosX() * 8, (int)GetPosY() * 8, (int)GetPosZ() * 8, 0.5, (float)(0.75 + ((float)((GetUniqueID() * 23) % 32)) / 64));
-			m_bIsCollected = true;
-		}
-	}
-}
-
-
-
-
-
-void cArrowEntity::Tick(float a_Dt, cChunk & a_Chunk)
-{
-	super::Tick(a_Dt, a_Chunk);
-	m_Timer += a_Dt;
-
-	if (m_bIsCollected)
-	{
-		if (m_Timer > 500.f)  // 0.5 seconds
-		{
-			Destroy();
-			return;
-		}
-	}
-	else if (m_Timer > 1000 * 60 * 5)  // 5 minutes
-	{
-		Destroy();
-		return;
-	}
-
-	if (m_IsInGround)
-	{
-		// When an arrow hits, the client doesn't think its in the ground and keeps on moving, IF BroadcastMovementUpdate() and TeleportEntity was called during flight, AT ALL
-		// Fix is to simply not sync with the client and send a teleport to confirm pos after arrow has stabilised (around 1 sec after landing)
-		// We can afford to do this because xoft's algorithm for trajectory is near perfect, so things are pretty close anyway without sync
-		// Besides, this seems to be what the vanilla server does, note how arrows teleport half a second after they hit to the server position
-
-		if (m_HitGroundTimer != -1) // Sent a teleport already, don't do again
-		{
-			if (m_HitGroundTimer > 1000.f) // Send after a second, could be less, but just in case
-			{
-				m_World->BroadcastTeleportEntity(*this);
-				m_HitGroundTimer = -1;
-			}
-			else
-			{
-				m_HitGroundTimer += a_Dt;
-			}
-		}
-
-		int RelPosX = m_HitBlockPos.x - a_Chunk.GetPosX() * cChunkDef::Width;
-		int RelPosZ = m_HitBlockPos.z - a_Chunk.GetPosZ() * cChunkDef::Width;
-		cChunk * Chunk = a_Chunk.GetRelNeighborChunkAdjustCoords(RelPosX, RelPosZ);
-
-		if (Chunk == NULL)
-		{
-			// Inside an unloaded chunk, abort
-			return;
-		}
-
-		if (Chunk->GetBlock(RelPosX, m_HitBlockPos.y, RelPosZ) == E_BLOCK_AIR) // Block attached to was destroyed?
-		{
-			m_IsInGround = false; // Yes, begin simulating physics again
-		}
-	}
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cThrownEggEntity:
-
-cThrownEggEntity::cThrownEggEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
-	super(pkEgg, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
-{
-	SetSpeed(a_Speed);
-}
-
-
-
-
-
-void cThrownEggEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
-{
-	if (m_World->GetTickRandomNumber(7) == 1)
-	{
-		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
-	}
-	else if (m_World->GetTickRandomNumber(32) == 1)
-	{
-		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
-		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
-		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
-		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
-	}
-	Destroy();
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cThrownEnderPearlEntity :
-
-cThrownEnderPearlEntity::cThrownEnderPearlEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
-	super(pkEnderPearl, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
-{
-	SetSpeed(a_Speed);
-}
-
-
-
-
-
-void cThrownEnderPearlEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
-{
-	// Teleport the creator here, make them take 5 damage:
-	if (m_Creator != NULL)
-	{
-		// TODO: The coords might need some tweaking based on the block face
-		m_Creator->TeleportToCoords(a_HitPos.x + 0.5, a_HitPos.y + 1.7, a_HitPos.z + 0.5);
-		m_Creator->TakeDamage(dtEnderPearl, this, 5, 0);
-	}
-	
-	Destroy();
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cThrownSnowballEntity :
-
-cThrownSnowballEntity::cThrownSnowballEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
-	super(pkSnowball, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
-{
-	SetSpeed(a_Speed);
-}
-
-
-
-
-
-void cThrownSnowballEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
-{
-	Destroy();
-}
-
-
-
-
-
-void cThrownSnowballEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
-{
-	int TotalDamage = 0;
-	if (a_EntityHit.IsMob())
-	{
-		cMonster::eType MobType = ((cMonster &) a_EntityHit).GetMobType();
-		if (MobType == cMonster::mtBlaze)
-		{
-			TotalDamage = 3;
-		}
-		else if (MobType == cMonster::mtEnderDragon)
-		{
-			TotalDamage = 1;
-		}
-	}
-	a_EntityHit.TakeDamage(dtRangedAttack, this, TotalDamage, 1);
-
-	Destroy(true);
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cBottleOEnchantingEntity :
-
-cExpBottleEntity::cExpBottleEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
-super(pkExpBottle, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
-{
-	SetSpeed(a_Speed);
-}
-
-
-
-
-
-void cExpBottleEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
-{
-	// Spawn an experience orb with a reward between 3 and 11.
-	m_World->BroadcastSoundParticleEffect(2002, POSX_TOINT, POSY_TOINT, POSZ_TOINT, 0);
-	m_World->SpawnExperienceOrb(GetPosX(), GetPosY(), GetPosZ(), 3 + m_World->GetTickRandomNumber(8));
-
-	Destroy();
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cFireworkEntity :
-
-cFireworkEntity::cFireworkEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const cItem & a_Item) :
-super(pkFirework, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25),
-	m_ExplodeTimer(0),
-	m_FireworkItem(a_Item)
-{
-}
-
-
-
-
-
-void cFireworkEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk)
-{
-	int RelX = POSX_TOINT - a_Chunk.GetPosX() * cChunkDef::Width;
-	int RelZ = POSZ_TOINT - a_Chunk.GetPosZ() * cChunkDef::Width;
-	int PosY = POSY_TOINT;
-
-	if ((PosY < 0) || (PosY >= cChunkDef::Height))
-	{
-		goto setspeed;
-	}
-
-	if (m_IsInGround)
-	{
-		if (a_Chunk.GetBlock(RelX, POSY_TOINT + 1, RelZ) == E_BLOCK_AIR)
-		{
-			m_IsInGround = false;
-		}
-		else
-		{
-			return;
-		}
-	}
-	else
-	{
-		if (a_Chunk.GetBlock(RelX, POSY_TOINT + 1, RelZ) != E_BLOCK_AIR)
-		{
-			OnHitSolidBlock(GetPosition(), BLOCK_FACE_YM);
-			return;
-		}
-	}
-
-setspeed:
-	AddSpeedY(1);
-	AddPosition(GetSpeed() * (a_Dt / 1000));
-}
-
-
-
-
-
-void cFireworkEntity::Tick(float a_Dt, cChunk & a_Chunk)
-{
-	super::Tick(a_Dt, a_Chunk);
-
-	if (m_ExplodeTimer == m_FireworkItem.m_FireworkItem.m_FlightTimeInTicks)
-	{
-		m_World->BroadcastEntityStatus(*this, esFireworkExploding);
-		Destroy();
-	}
-
-	m_ExplodeTimer++;
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cGhastFireballEntity :
-
-cGhastFireballEntity::cGhastFireballEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
-	super(pkGhastFireball, a_Creator, a_X, a_Y, a_Z, 1, 1)
-{
-	SetSpeed(a_Speed);
-	SetGravity(0);
-}
-
-
-
-
-
-void cGhastFireballEntity::Explode(int a_BlockX, int a_BlockY, int a_BlockZ)
-{
-	m_World->DoExplosionAt(1, a_BlockX, a_BlockY, a_BlockZ, true, esGhastFireball, this);
-}
-
-
-
-
-
-void cGhastFireballEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
-{
-	Destroy();
-	Explode((int)floor(a_HitPos.x), (int)floor(a_HitPos.y), (int)floor(a_HitPos.z));
-}
-
-
-
-
-
-void cGhastFireballEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
-{
-	Destroy();
-	Explode((int)floor(a_HitPos.x), (int)floor(a_HitPos.y), (int)floor(a_HitPos.z));
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cFireChargeEntity :
-
-cFireChargeEntity::cFireChargeEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
-	super(pkFireCharge, a_Creator, a_X, a_Y, a_Z, 0.3125, 0.3125)
-{
-	SetSpeed(a_Speed);
-	SetGravity(0);
-}
-
-
-
-
-
-void cFireChargeEntity::Explode(int a_BlockX, int a_BlockY, int a_BlockZ)
-{
-	if (m_World->GetBlock(a_BlockX, a_BlockY, a_BlockZ) == E_BLOCK_AIR)
-	{
-		m_World->SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_FIRE, 1);
-	}
-}
-
-
-
-
-
-void cFireChargeEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
-{
-	Destroy();
-	Explode((int)floor(a_HitPos.x), (int)floor(a_HitPos.y), (int)floor(a_HitPos.z));
-}
-
-
-
-
-
-void cFireChargeEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
-{
-	Destroy();
-	Explode((int)floor(a_HitPos.x), (int)floor(a_HitPos.y), (int)floor(a_HitPos.z));
-	
-	// TODO: Some entities are immune to hits
-	a_EntityHit.StartBurning(5 * 20);  // 5 seconds of burning
-}
-
-
-
-
diff --git a/src/Entities/ProjectileEntity.h b/src/Entities/ProjectileEntity.h
index efb7ae783..ae06b072f 100644
--- a/src/Entities/ProjectileEntity.h
+++ b/src/Entities/ProjectileEntity.h
@@ -94,300 +94,4 @@ protected:
 	virtual void HandlePhysics(float a_Dt, cChunk & a_Chunk) override;
 	virtual void SpawnOn(cClientHandle & a_Client) override;
 	
-	// tolua_begin
-} ;
-
-
-
-
-
-class cArrowEntity :
-	public cProjectileEntity
-{
-	typedef cProjectileEntity super;
-	
-public:
-	/// Determines when the arrow can be picked up (depending on player gamemode). Corresponds to the MCA file "pickup" field
-	enum ePickupState
-	{
-		psNoPickup             = 0,
-		psInSurvivalOrCreative = 1,
-		psInCreative           = 2,
-	} ;
-
-	// tolua_end
-	
-	CLASS_PROTODEF(cArrowEntity);
-
-	/// Creates a new arrow with psNoPickup state and default damage modifier coeff
-	cArrowEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
-	
-	/// Creates a new arrow as shot by a player, initializes it from the player object
-	cArrowEntity(cPlayer & a_Player, double a_Force);
-	
-	// tolua_begin
-	
-	/// Returns whether the arrow can be picked up by players
-	ePickupState GetPickupState(void) const { return m_PickupState; }
-	
-	/// Sets a new pickup state
-	void SetPickupState(ePickupState a_PickupState) { m_PickupState = a_PickupState; }
-	
-	/// Returns the damage modifier coeff.
-	double GetDamageCoeff(void) const { return m_DamageCoeff; }
-	
-	/// Sets the damage modifier coeff
-	void SetDamageCoeff(double a_DamageCoeff) { m_DamageCoeff = a_DamageCoeff; }
-	
-	/// Returns true if the specified player can pick the arrow up
-	bool CanPickup(const cPlayer & a_Player) const;
-	
-	/// Returns true if the arrow is set as critical
-	bool IsCritical(void) const { return m_IsCritical; }
-	
-	/// Sets the IsCritical flag
-	void SetIsCritical(bool a_IsCritical) { m_IsCritical = a_IsCritical; }
-	
-	// tolua_end
-	
-protected:
-
-	/// Determines when the arrow can be picked up by players
-	ePickupState m_PickupState;
-	
-	/// The coefficient applied to the damage that the arrow will deal, based on the bow enchantment. 2.0 for normal arrow
-	double m_DamageCoeff;
-	
-	/// If true, the arrow deals more damage
-	bool m_IsCritical;
-
-	/// Timer for pickup collection animation or five minute timeout
-	float m_Timer;
-
-	/// Timer for client arrow position confirmation via TeleportEntity
-	float m_HitGroundTimer;
-
-	/// If true, the arrow is in the process of being collected - don't go to anyone else
-	bool m_bIsCollected;
-
-	/// Stores the block position that arrow is lodged into, sets m_IsInGround to false if it becomes air
-	Vector3i m_HitBlockPos;
-	
-	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
-	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
-	virtual void CollectedBy(cPlayer * a_Player) override;
-	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
-	
-	// tolua_begin
-} ;
-
-
-
-
-
-class cThrownEggEntity :
-	public cProjectileEntity
-{
-	typedef cProjectileEntity super;
-	
-public:
-
-	// tolua_end
-	
-	CLASS_PROTODEF(cThrownEggEntity);
-
-	cThrownEggEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
-	
-protected:
-
-	// tolua_end
-	
-	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
-
-	// tolua_begin
-	
-} ;
-
-
-
-
-
-class cThrownEnderPearlEntity :
-	public cProjectileEntity
-{
-	typedef cProjectileEntity super;
-	
-public:
-
-	// tolua_end
-	
-	CLASS_PROTODEF(cThrownEnderPearlEntity);
-
-	cThrownEnderPearlEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
-	
-protected:
-
-	// tolua_end
-	
-	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
-
-	// tolua_begin
-	
-} ;
-
-
-
-
-
-class cThrownSnowballEntity :
-	public cProjectileEntity
-{
-	typedef cProjectileEntity super;
-	
-public:
-
-	// tolua_end
-	
-	CLASS_PROTODEF(cThrownSnowballEntity);
-
-	cThrownSnowballEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
-	
-protected:
-	
-	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
-	virtual void OnHitEntity    (cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
-
-	// tolua_begin
-	
-} ;
-
-
-
-
-
-class cExpBottleEntity :
-	public cProjectileEntity
-{
-	typedef cProjectileEntity super;
-
-public:
-
-	// tolua_end
-
-	CLASS_PROTODEF(cExpBottleEntity);
-
-	cExpBottleEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
-
-protected:
-
-	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
-
-	// tolua_begin
-
-};
-
-
-
-
-
-class cFireworkEntity :
-	public cProjectileEntity
-{
-	typedef cProjectileEntity super;
-
-public:
-
-	// tolua_end
-
-	CLASS_PROTODEF(cFireworkEntity);
-
-	cFireworkEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const cItem & a_Item);
-	const cItem & GetItem(void) const { return m_FireworkItem; }
-
-protected:
-
-	// cProjectileEntity overrides:
-	virtual void HandlePhysics(float a_Dt, cChunk & a_Chunk) override;
-	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
-
-private:
-
-	int m_ExplodeTimer;
-	cItem m_FireworkItem;
-
-	// tolua_begin
-
-};
-
-
-
-
-
-class cGhastFireballEntity :
-	public cProjectileEntity
-{
-	typedef cProjectileEntity super;
-
-public:
-
-	// tolua_end
-	
-	CLASS_PROTODEF(cGhastFireballEntity);
-	
-	cGhastFireballEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
-	
-protected:
-
-	void Explode(int a_BlockX, int a_BlockY, int a_BlockZ);
-	
-	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
-	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
-
-	// TODO: Deflecting the fireballs by arrow- or sword- hits
-	
-	// tolua_begin
-	
-} ;
-
-
-
-
-
-class cFireChargeEntity :
-	public cProjectileEntity
-{
-	typedef cProjectileEntity super;
-
-public:
-
-	// tolua_end
-	
-	CLASS_PROTODEF(cFireChargeEntity);
-	
-	cFireChargeEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
-	
-protected:
-
-	void Explode(int a_BlockX, int a_BlockY, int a_BlockZ);
-
-	// cProjectileEntity overrides:
-	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
-	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
-
-	// tolua_begin
-	
-} ;
-
-
-
-
-// tolua_end
-
-
-
+} ; // tolua_export
diff --git a/src/Entities/ThrownEggEntity.cpp b/src/Entities/ThrownEggEntity.cpp
new file mode 100644
index 000000000..224019091
--- /dev/null
+++ b/src/Entities/ThrownEggEntity.cpp
@@ -0,0 +1,59 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "ThrownEggEntity.h"
+#include "../World.h"
+
+
+
+
+
+cThrownEggEntity::cThrownEggEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
+	super(pkEgg, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
+{
+	SetSpeed(a_Speed);
+}
+
+
+
+
+
+void cThrownEggEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
+{
+	TrySpawnChicken(a_HitPos);
+	
+	Destroy();
+}
+
+
+
+
+
+void cThrownEggEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
+{
+	int TotalDamage = 0;
+	// TODO: If entity is Ender Crystal, destroy it
+	
+	TrySpawnChicken(a_HitPos);
+	a_EntityHit.TakeDamage(dtRangedAttack, this, TotalDamage, 1);
+	
+	Destroy(true);
+}
+
+
+
+
+
+void cThrownEggEntity::TrySpawnChicken(const Vector3d & a_HitPos)
+{
+	if (m_World->GetTickRandomNumber(7) == 1)
+	{
+		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
+	}
+	else if (m_World->GetTickRandomNumber(32) == 1)
+	{
+		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
+		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
+		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
+		m_World->SpawnMob(a_HitPos.x, a_HitPos.y, a_HitPos.z, cMonster::mtChicken);
+	}
+}
diff --git a/src/Entities/ThrownEggEntity.h b/src/Entities/ThrownEggEntity.h
new file mode 100644
index 000000000..5ba8f051b
--- /dev/null
+++ b/src/Entities/ThrownEggEntity.h
@@ -0,0 +1,37 @@
+//
+//  ThrownEggEntity.h
+//
+
+#pragma once
+
+#include "ProjectileEntity.h"
+
+
+
+
+
+// tolua_begin
+
+class cThrownEggEntity :
+	public cProjectileEntity
+{
+	typedef cProjectileEntity super;
+	
+public:
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cThrownEggEntity);
+	
+	cThrownEggEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
+	
+protected:
+	
+	// cProjectileEntity overrides:
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
+	virtual void OnHitEntity    (cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
+	
+	// Randomly decides whether to spawn a chicken where the egg lands.
+	void TrySpawnChicken(const Vector3d & a_HitPos);
+	
+} ; // tolua_export
diff --git a/src/Entities/ThrownEnderPearlEntity.cpp b/src/Entities/ThrownEnderPearlEntity.cpp
new file mode 100644
index 000000000..c37161145
--- /dev/null
+++ b/src/Entities/ThrownEnderPearlEntity.cpp
@@ -0,0 +1,54 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "ThrownEnderPearlEntity.h"
+
+
+
+
+
+cThrownEnderPearlEntity::cThrownEnderPearlEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
+	super(pkEnderPearl, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
+{
+	SetSpeed(a_Speed);
+}
+
+
+
+
+
+void cThrownEnderPearlEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
+{
+	// TODO: Tweak a_HitPos based on block face.
+	TeleportCreator(a_HitPos);
+	
+	Destroy();
+}
+
+
+
+
+
+void cThrownEnderPearlEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
+{
+	int TotalDamage = 0;
+	// TODO: If entity is Ender Crystal, destroy it
+	
+	TeleportCreator(a_HitPos);
+	a_EntityHit.TakeDamage(dtRangedAttack, this, TotalDamage, 1);
+	
+	Destroy(true);
+}
+
+
+
+
+
+void cThrownEnderPearlEntity::TeleportCreator(const Vector3d & a_HitPos)
+{
+	// Teleport the creator here, make them take 5 damage:
+	if (m_Creator != NULL)
+	{
+		m_Creator->TeleportToCoords(a_HitPos.x + 0.5, a_HitPos.y + 1.7, a_HitPos.z + 0.5);
+		m_Creator->TakeDamage(dtEnderPearl, this, 5, 0);
+	}
+}
diff --git a/src/Entities/ThrownEnderPearlEntity.h b/src/Entities/ThrownEnderPearlEntity.h
new file mode 100644
index 000000000..ddee5babe
--- /dev/null
+++ b/src/Entities/ThrownEnderPearlEntity.h
@@ -0,0 +1,37 @@
+//
+//  ThrownEnderPearlEntity.h
+//
+
+#pragma once
+
+#include "ProjectileEntity.h"
+
+
+
+
+
+// tolua_begin
+
+class cThrownEnderPearlEntity :
+	public cProjectileEntity
+{
+	typedef cProjectileEntity super;
+	
+public:
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cThrownEnderPearlEntity);
+	
+	cThrownEnderPearlEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
+	
+protected:
+	
+	// cProjectileEntity overrides:
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
+	virtual void OnHitEntity    (cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
+	
+	// Teleports the creator where the ender pearl lands.
+	void TeleportCreator(const Vector3d & a_HitPos);
+	
+} ; // tolua_export
diff --git a/src/Entities/ThrownSnowballEntity.cpp b/src/Entities/ThrownSnowballEntity.cpp
new file mode 100644
index 000000000..427f630f7
--- /dev/null
+++ b/src/Entities/ThrownSnowballEntity.cpp
@@ -0,0 +1,48 @@
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "ThrownSnowballEntity.h"
+#include "../World.h"
+
+
+
+
+
+cThrownSnowballEntity::cThrownSnowballEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
+	super(pkSnowball, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
+{
+	SetSpeed(a_Speed);
+}
+
+
+
+
+
+void cThrownSnowballEntity::OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace)
+{
+	Destroy();
+}
+
+
+
+
+
+void cThrownSnowballEntity::OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos)
+{
+	int TotalDamage = 0;
+	if (a_EntityHit.IsMob())
+	{
+		cMonster::eType MobType = ((cMonster &) a_EntityHit).GetMobType();
+		if (MobType == cMonster::mtBlaze)
+		{
+			TotalDamage = 3;
+		}
+		else if (MobType == cMonster::mtEnderDragon)
+		{
+			TotalDamage = 1;
+		}
+	}
+	// TODO: If entity is Ender Crystal, destroy it
+	a_EntityHit.TakeDamage(dtRangedAttack, this, TotalDamage, 1);
+	
+	Destroy(true);
+}
diff --git a/src/Entities/ThrownSnowballEntity.h b/src/Entities/ThrownSnowballEntity.h
new file mode 100644
index 000000000..a09512e37
--- /dev/null
+++ b/src/Entities/ThrownSnowballEntity.h
@@ -0,0 +1,34 @@
+//
+//  ThrownSnowballEntity.h
+//
+
+#pragma once
+
+#include "ProjectileEntity.h"
+
+
+
+
+
+// tolua_begin
+
+class cThrownSnowballEntity :
+	public cProjectileEntity
+{
+	typedef cProjectileEntity super;
+	
+public:
+	
+	// tolua_end
+	
+	CLASS_PROTODEF(cThrownSnowballEntity);
+	
+	cThrownSnowballEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed);
+	
+protected:
+	
+	// cProjectileEntity overrides:
+	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, eBlockFace a_HitFace) override;
+	virtual void OnHitEntity    (cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
+	
+} ; // tolua_export
diff --git a/src/FastRandom.cpp b/src/FastRandom.cpp
index c45261947..42bf5f3f9 100644
--- a/src/FastRandom.cpp
+++ b/src/FastRandom.cpp
@@ -91,7 +91,8 @@ int cFastRandom::m_SeedCounter = 0;
 
 
 cFastRandom::cFastRandom(void) :
-	m_Seed(m_SeedCounter++)
+	m_Seed(m_SeedCounter++),
+	m_Counter(0)
 {
 }
 
diff --git a/src/Generating/CMakeLists.txt b/src/Generating/CMakeLists.txt
index 1147744c0..3dacb5066 100644
--- a/src/Generating/CMakeLists.txt
+++ b/src/Generating/CMakeLists.txt
@@ -6,6 +6,7 @@ include_directories ("${PROJECT_SOURCE_DIR}/../")
 
 file(GLOB SOURCE
     "*.cpp"
+    "*.h"
 )
 
 add_library(Generating ${SOURCE})
diff --git a/src/Generating/Prefab.cpp b/src/Generating/Prefab.cpp
index c0c9e8a13..44d5097de 100644
--- a/src/Generating/Prefab.cpp
+++ b/src/Generating/Prefab.cpp
@@ -283,7 +283,7 @@ void cPrefab::ParseCharMap(CharMap & a_CharMapOut, const char * a_CharMapDef)
 		if ((NumElements >= 3) && !CharDef[2].empty())
 		{
 			BlockMeta = (NIBBLETYPE)atoi(CharDef[2].c_str());
-			ASSERT((BlockMeta >= 0) && (BlockMeta <= 15));
+			ASSERT((BlockMeta <= 15));
 		}
 		a_CharMapOut[Src].m_BlockMeta = BlockMeta;
 	}  // for itr - Lines[]
diff --git a/src/Generating/Prefabs/CMakeLists.txt b/src/Generating/Prefabs/CMakeLists.txt
index 1e60447e7..a1f09112d 100644
--- a/src/Generating/Prefabs/CMakeLists.txt
+++ b/src/Generating/Prefabs/CMakeLists.txt
@@ -6,6 +6,7 @@ include_directories ("${PROJECT_SOURCE_DIR}/../../")
 
 file(GLOB SOURCE
     "*.cpp"
+    "*.h"
 )
 
 add_library(Generating_Prefabs ${SOURCE})
diff --git a/src/HTTPServer/CMakeLists.txt b/src/HTTPServer/CMakeLists.txt
index 3badc669f..dc894368d 100644
--- a/src/HTTPServer/CMakeLists.txt
+++ b/src/HTTPServer/CMakeLists.txt
@@ -6,6 +6,7 @@ include_directories ("${PROJECT_SOURCE_DIR}/../")
 
 file(GLOB SOURCE
     "*.cpp"
+    "*.h"
 )
 
 add_library(HTTPServer ${SOURCE})
diff --git a/src/Items/CMakeLists.txt b/src/Items/CMakeLists.txt
index 44a9f594f..a6fe6ea70 100644
--- a/src/Items/CMakeLists.txt
+++ b/src/Items/CMakeLists.txt
@@ -4,4 +4,9 @@ project (MCServer)
 
 include_directories ("${PROJECT_SOURCE_DIR}/../")
 
-add_library(Items ItemHandler)
+file(GLOB SOURCE
+    "*.cpp"
+    "*.h"
+)
+
+add_library(Items ${SOURCE})
diff --git a/src/Items/ItemArmor.h b/src/Items/ItemArmor.h
new file mode 100644
index 000000000..08cddb1ad
--- /dev/null
+++ b/src/Items/ItemArmor.h
@@ -0,0 +1,67 @@
+
+#pragma once
+
+#include "ItemHandler.h"
+#include "../World.h"
+
+
+
+
+
+class cItemArmorHandler :
+	public cItemHandler
+{
+public:
+	cItemArmorHandler(int a_ItemType) :
+		cItemHandler(a_ItemType)
+	{
+	}
+
+	/** Move the armor to the armor slot of the player's inventory */
+	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_Dir) override
+	{
+		int SlotNum;
+		if (ItemCategory::IsHelmet(a_Item.m_ItemType))
+		{
+			SlotNum = 0;
+		}
+		else if (ItemCategory::IsChestPlate(a_Item.m_ItemType))
+		{
+			SlotNum = 1;
+		}
+		else if (ItemCategory::IsLeggings(a_Item.m_ItemType))
+		{
+			SlotNum = 2;
+		}
+		else if (ItemCategory::IsBoots(a_Item.m_ItemType))
+		{
+			SlotNum = 3;
+		}
+		else
+		{
+			LOGWARNING("Used unknown armor: %i", a_Item.m_ItemType);
+			return false;
+		}
+		
+		if (!a_Player->GetInventory().GetArmorSlot(SlotNum).IsEmpty())
+		{
+			return false;
+		}
+		
+		a_Player->GetInventory().SetArmorSlot(SlotNum, a_Item.CopyOne());
+		
+		cItem Item(a_Item);
+		Item.m_ItemCount--;
+		if (Item.m_ItemCount <= 0)
+		{
+			Item.Empty();
+		}
+		a_Player->GetInventory().SetHotbarSlot(a_Player->GetInventory().GetEquippedSlotNum(), Item);
+		return true;
+	}
+
+} ;
+
+
+
+
diff --git a/src/Items/ItemBow.h b/src/Items/ItemBow.h
index 410c5f512..8c0b3a0a3 100644
--- a/src/Items/ItemBow.h
+++ b/src/Items/ItemBow.h
@@ -9,7 +9,7 @@
 
 #pragma once
 
-#include "../Entities/ProjectileEntity.h"
+#include "../Entities/ArrowEntity.h"
 
 
 
diff --git a/src/Items/ItemHandler.cpp b/src/Items/ItemHandler.cpp
index 5151eac38..ce9593a70 100644
--- a/src/Items/ItemHandler.cpp
+++ b/src/Items/ItemHandler.cpp
@@ -8,6 +8,7 @@
 #include "../BlockInServerPluginInterface.h"
 
 // Handlers:
+#include "ItemArmor.h"
 #include "ItemBed.h"
 #include "ItemBoat.h"
 #include "ItemBow.h"
@@ -222,6 +223,31 @@ cItemHandler *cItemHandler::CreateItemHandler(int a_ItemType)
 		{
 			return new cItemFoodHandler(a_ItemType);
 		}
+
+		// Armor:
+		case E_ITEM_LEATHER_CAP:
+		case E_ITEM_GOLD_HELMET:
+		case E_ITEM_CHAIN_HELMET:
+		case E_ITEM_IRON_HELMET:
+		case E_ITEM_DIAMOND_HELMET:
+		case E_ITEM_LEATHER_TUNIC:
+		case E_ITEM_GOLD_CHESTPLATE:
+		case E_ITEM_CHAIN_CHESTPLATE:
+		case E_ITEM_IRON_CHESTPLATE:
+		case E_ITEM_DIAMOND_CHESTPLATE:
+		case E_ITEM_LEATHER_PANTS:
+		case E_ITEM_GOLD_LEGGINGS:
+		case E_ITEM_CHAIN_LEGGINGS:
+		case E_ITEM_IRON_LEGGINGS:
+		case E_ITEM_DIAMOND_LEGGINGS:
+		case E_ITEM_LEATHER_BOOTS:
+		case E_ITEM_GOLD_BOOTS:
+		case E_ITEM_CHAIN_BOOTS:
+		case E_ITEM_IRON_BOOTS:
+		case E_ITEM_DIAMOND_BOOTS:
+		{
+			return new cItemArmorHandler(a_ItemType);
+		}
 	}
 }
 
diff --git a/src/Items/ItemHandler.h b/src/Items/ItemHandler.h
index f3d78335e..4993eac85 100644
--- a/src/Items/ItemHandler.h
+++ b/src/Items/ItemHandler.h
@@ -21,13 +21,13 @@ class cItemHandler
 public:
 	cItemHandler(int a_ItemType);
 	
-	// Force virtual destructor
+	/** Force virtual destructor */
 	virtual ~cItemHandler() {}
 	
-	/// Called when the player tries to use the item (right mouse button). Return false to make the item unusable. DEFAULT: False
+	/** Called when the player tries to use the item (right mouse button). Return false to make the item unusable. DEFAULT: False */
 	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_Dir);
 	
-	/// Called when the client sends the SHOOT status in the lclk packet
+	/** Called when the client sends the SHOOT status in the lclk packet */
 	virtual void OnItemShoot(cPlayer *, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace) 
 	{
 		UNUSED(a_BlockX);
@@ -36,7 +36,7 @@ public:
 		UNUSED(a_BlockFace);
 	}
 
-	/// Called every tick while the item is on the player's inventory (Used by maps) - For now, called only for equipped items
+	/** Called every tick while the item is on the player's inventory (Used by maps) - For now, called only for equipped items */
 	virtual void OnUpdate(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item)
 	{
 		UNUSED(a_World);
@@ -44,16 +44,16 @@ public:
 		UNUSED(a_Item);
 	}
 	
-	/// Called while the player diggs a block using this item
+	/** Called while the player diggs a block using this item */
 	virtual bool OnDiggingBlock(cWorld * a_World, cPlayer * a_Player, const cItem & a_HeldItem, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace);
 	
-	/// Called when the player destroys a block using this item. This also calls the drop function for the destroyed block
+	/** Called when the player destroys a block using this item. This also calls the drop function for the destroyed block */
 	virtual void OnBlockDestroyed(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_X, int a_Y, int a_Z);
 	
-	/// Called after the player has eaten this item.
+	/** Called after the player has eaten this item. */
 	virtual void OnFoodEaten(cWorld *a_World, cPlayer *a_Player, cItem *a_Item);
 	
-	/// Returns the maximum stack size for a given item
+	/** Returns the maximum stack size for a given item */
 	virtual char GetMaxStackSize(void);
 
 	struct FoodInfo
@@ -70,22 +70,22 @@ public:
 		}
 	} ;
 
-	/// Returns the FoodInfo for this item. (FoodRecovery, Saturation and PoisionChance)
+	/** Returns the FoodInfo for this item. (FoodRecovery, Saturation and PoisionChance) */
 	virtual FoodInfo GetFoodInfo();
 	
-	/// Lets the player eat a selected item. Returns true if the player ate the item
+	/** Lets the player eat a selected item. Returns true if the player ate the item */
 	virtual bool EatItem(cPlayer *a_Player, cItem *a_Item);
 
-	/// Indicates if this item is a tool
+	/** Indicates if this item is a tool */
 	virtual bool IsTool(void);
 	
-	/// Indicates if this item is food
+	/** Indicates if this item is food */
 	virtual bool IsFood(void);
 	
-	/// Blocks simply get placed
+	/** Blocks simply get placed */
 	virtual bool IsPlaceable(void);
 
-	/** Called before a block is placed	into a world. 
+	/** Called before a block is placed	into a world.
 	The handler should return true to allow placement, false to refuse.
 	Also, the handler should set a_BlockType and a_BlockMeta to correct values for the newly placed block.
 	*/
@@ -96,7 +96,7 @@ public:
 		BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
 	);
 	
-	/// Returns whether this tool/item can harvest a specific block (e.g. wooden pickaxe can harvest stone, but wood can´t) DEFAULT: False
+	/** Returns whether this tool/item can harvest a specific block (e.g. wooden pickaxe can harvest stone, but wood can�t) DEFAULT: False */
 	virtual bool CanHarvestBlock(BLOCKTYPE a_BlockType);
 
 	static cItemHandler * GetItemHandler(int a_ItemType);
diff --git a/src/LineBlockTracer.cpp b/src/LineBlockTracer.cpp
index f4f29e833..b03652bab 100644
--- a/src/LineBlockTracer.cpp
+++ b/src/LineBlockTracer.cpp
@@ -171,7 +171,6 @@ bool cLineBlockTracer::MoveToNextBlock(void)
 		double CoeffZ = (DestZ - m_StartZ) / m_DiffZ;
 		if (CoeffZ < Coeff)
 		{
-			Coeff = CoeffZ;
 			Direction = dirZ;
 		}
 	}
diff --git a/src/MCLogger.cpp b/src/MCLogger.cpp
index 80fa7b173..583438d65 100644
--- a/src/MCLogger.cpp
+++ b/src/MCLogger.cpp
@@ -9,7 +9,6 @@
 
 
 cMCLogger * cMCLogger::s_MCLogger = NULL;
-bool g_ShouldColorOutput = false;
 
 #ifdef _WIN32
 	#include <io.h>  // Needed for _isatty(), not available on Linux
@@ -33,7 +32,8 @@ cMCLogger * cMCLogger::GetInstance(void)
 
 
 
-cMCLogger::cMCLogger(void)
+cMCLogger::cMCLogger(void):
+	m_ShouldColorOutput(false)
 {
 	AString FileName;
 	Printf(FileName, "LOG_%d.txt", (int)time(NULL));
@@ -76,15 +76,15 @@ void cMCLogger::InitLog(const AString & a_FileName)
 
 	#ifdef _WIN32
 		// See whether we are writing to a console the default console attrib:
-		g_ShouldColorOutput = (_isatty(_fileno(stdin)) != 0);
-		if (g_ShouldColorOutput)
+		m_ShouldColorOutput = (_isatty(_fileno(stdin)) != 0);
+		if (m_ShouldColorOutput)
 		{
 			CONSOLE_SCREEN_BUFFER_INFO sbi;
 			GetConsoleScreenBufferInfo(g_Console, &sbi);
 			g_DefaultConsoleAttrib = sbi.wAttributes;
 		}
 	#elif defined (__linux) && !defined(ANDROID_NDK)
-		g_ShouldColorOutput = isatty(fileno(stdout));
+		m_ShouldColorOutput = isatty(fileno(stdout));
 		// TODO: Check if the terminal supports colors, somehow?
 	#endif
 }
@@ -178,7 +178,7 @@ void cMCLogger::Error(const char * a_Format, va_list a_ArgList)
 
 void cMCLogger::SetColor(eColorScheme a_Scheme)
 {
-	if (!g_ShouldColorOutput)
+	if (!m_ShouldColorOutput)
 	{
 		return;
 	}
@@ -211,7 +211,7 @@ void cMCLogger::SetColor(eColorScheme a_Scheme)
 
 void cMCLogger::ResetColor(void)
 {
-	if (!g_ShouldColorOutput)
+	if (!m_ShouldColorOutput)
 	{
 		return;
 	}
diff --git a/src/MCLogger.h b/src/MCLogger.h
index c0150c124..114210f63 100644
--- a/src/MCLogger.h
+++ b/src/MCLogger.h
@@ -52,6 +52,7 @@ private:
 	cCriticalSection m_CriticalSection;
 	cLog * m_Log;
 	static cMCLogger * s_MCLogger;
+	bool m_ShouldColorOutput;
 
 
 	/// Sets the specified color scheme in the terminal (TODO: if coloring available)
diff --git a/src/Mobs/AggressiveMonster.cpp b/src/Mobs/AggressiveMonster.cpp
index 0901f85a9..447bf3549 100644
--- a/src/Mobs/AggressiveMonster.cpp
+++ b/src/Mobs/AggressiveMonster.cpp
@@ -37,7 +37,7 @@ void cAggressiveMonster::InStateChasing(float a_Dt)
 			}
 		}
 
-		if (((float)m_FinalDestination.x != (float)m_Target->GetPosX()) || ((float)m_FinalDestination.z != (float)m_Target->GetPosZ()))
+		if (!IsMovingToTargetPosition())
 		{
 			MoveToPosition(m_Target->GetPosition());
 		}
@@ -106,3 +106,18 @@ void cAggressiveMonster::Attack(float a_Dt)
 
 
 
+bool cAggressiveMonster::IsMovingToTargetPosition()
+{
+	static const float epsilon = 0.000000000001f;
+	// Difference between destination x and target x is negligible (to 10^-12 precision)
+	if (fabsf((float)m_FinalDestination.x - (float)m_Target->GetPosX()) < epsilon)
+	{
+		return false;
+	}
+	// Difference between destination z and target z is negligible (to 10^-12 precision)
+	else if (fabsf((float)m_FinalDestination.z - (float)m_Target->GetPosZ()) > epsilon)
+	{
+		return false;
+	}
+	return true;
+}
diff --git a/src/Mobs/AggressiveMonster.h b/src/Mobs/AggressiveMonster.h
index 152260f95..d70ff04a3 100644
--- a/src/Mobs/AggressiveMonster.h
+++ b/src/Mobs/AggressiveMonster.h
@@ -22,6 +22,10 @@ public:
 	virtual void EventSeePlayer(cEntity *) override;
 	virtual void Attack(float a_Dt);
 
+protected:
+	/** Whether this mob's destination is the same as its target's position. */
+	bool IsMovingToTargetPosition();
+
 } ;
 
 
diff --git a/src/Mobs/Blaze.cpp b/src/Mobs/Blaze.cpp
index 84ff8929b..326b42f07 100644
--- a/src/Mobs/Blaze.cpp
+++ b/src/Mobs/Blaze.cpp
@@ -3,6 +3,7 @@
 
 #include "Blaze.h"
 #include "../World.h"
+#include "../Entities/FireChargeEntity.h"
 
 
 
diff --git a/src/Mobs/CMakeLists.txt b/src/Mobs/CMakeLists.txt
index 87fbfd2fc..53c265803 100644
--- a/src/Mobs/CMakeLists.txt
+++ b/src/Mobs/CMakeLists.txt
@@ -6,6 +6,7 @@ include_directories ("${PROJECT_SOURCE_DIR}/../")
 
 file(GLOB SOURCE
     "*.cpp"
+    "*.h"
 )
 
 add_library(Mobs ${SOURCE})
diff --git a/src/Mobs/Cavespider.cpp b/src/Mobs/CaveSpider.cpp
index 94e93283d..56ecd2d28 100644
--- a/src/Mobs/Cavespider.cpp
+++ b/src/Mobs/CaveSpider.cpp
@@ -1,15 +1,14 @@
-
 #include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
 
-#include "Cavespider.h"
+#include "CaveSpider.h"
 #include "../World.h"
 
 
 
 
 
-cCavespider::cCavespider(void) :
-	super("Cavespider", mtCaveSpider, "mob.spider.say", "mob.spider.death", 0.7, 0.5)
+cCaveSpider::cCaveSpider(void) :
+	super("CaveSpider", mtCaveSpider, "mob.spider.say", "mob.spider.death", 0.7, 0.5)
 {
 }
 
@@ -17,7 +16,7 @@ cCavespider::cCavespider(void) :
 
 
 
-void cCavespider::Tick(float a_Dt, cChunk & a_Chunk)
+void cCaveSpider::Tick(float a_Dt, cChunk & a_Chunk)
 {
 	super::Tick(a_Dt, a_Chunk);
 
@@ -29,7 +28,7 @@ void cCavespider::Tick(float a_Dt, cChunk & a_Chunk)
 
 
 
-void cCavespider::GetDrops(cItems & a_Drops, cEntity * a_Killer)
+void cCaveSpider::GetDrops(cItems & a_Drops, cEntity * a_Killer)
 {
 	int LootingLevel = 0;
 	if (a_Killer != NULL)
diff --git a/src/Mobs/Cavespider.h b/src/Mobs/CaveSpider.h
index 10ea03f7b..be9f174f9 100644
--- a/src/Mobs/Cavespider.h
+++ b/src/Mobs/CaveSpider.h
@@ -1,4 +1,3 @@
-
 #pragma once
 
 #include "AggressiveMonster.h"
@@ -7,13 +6,13 @@
 
 
 
-class cCavespider :
+class cCaveSpider :
 	public cAggressiveMonster
 {
 	typedef cAggressiveMonster super;
 	
 public:
-	cCavespider(void);
+	cCaveSpider(void);
 
 	CLASS_PROTODEF(cCaveSpider);
 
diff --git a/src/Mobs/Creeper.cpp b/src/Mobs/Creeper.cpp
index 3471b4cf1..9cf539427 100644
--- a/src/Mobs/Creeper.cpp
+++ b/src/Mobs/Creeper.cpp
@@ -75,9 +75,12 @@ void cCreeper::GetDrops(cItems & a_Drops, cEntity * a_Killer)
 
 
 
-void cCreeper::DoTakeDamage(TakeDamageInfo & a_TDI)
+bool cCreeper::DoTakeDamage(TakeDamageInfo & a_TDI)
 {
-	super::DoTakeDamage(a_TDI);
+	if (!super::DoTakeDamage(a_TDI))
+	{
+		return false;
+	}
 
 	if (a_TDI.DamageType == dtLightning)
 	{
@@ -85,6 +88,7 @@ void cCreeper::DoTakeDamage(TakeDamageInfo & a_TDI)
 	}
 
 	m_World->BroadcastEntityMetadata(*this);
+	return true;
 }
 
 
diff --git a/src/Mobs/Creeper.h b/src/Mobs/Creeper.h
index 9abca369b..fc7db6716 100644
--- a/src/Mobs/Creeper.h
+++ b/src/Mobs/Creeper.h
@@ -18,7 +18,7 @@ public:
 	CLASS_PROTODEF(cCreeper);
 
 	virtual void GetDrops(cItems & a_Drops, cEntity * a_Killer = NULL) override;
-	virtual void DoTakeDamage(TakeDamageInfo & a_TDI) override;
+	virtual bool DoTakeDamage(TakeDamageInfo & a_TDI) override;
 	virtual void Attack(float a_Dt) override;
 	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
 	virtual void OnRightClicked(cPlayer & a_Player) override;
diff --git a/src/Mobs/Ghast.cpp b/src/Mobs/Ghast.cpp
index fe18f5e76..d8a7663f8 100644
--- a/src/Mobs/Ghast.cpp
+++ b/src/Mobs/Ghast.cpp
@@ -3,6 +3,7 @@
 
 #include "Ghast.h"
 #include "../World.h"
+#include "../Entities/GhastFireballEntity.h"
 
 
 
diff --git a/src/Mobs/IncludeAllMonsters.h b/src/Mobs/IncludeAllMonsters.h
index 1b436a11f..3460db993 100644
--- a/src/Mobs/IncludeAllMonsters.h
+++ b/src/Mobs/IncludeAllMonsters.h
@@ -1,6 +1,6 @@
 #include "Bat.h"
 #include "Blaze.h"
-#include "Cavespider.h"
+#include "CaveSpider.h"
 #include "Chicken.h"
 #include "Cow.h"
 #include "Creeper.h"
@@ -10,7 +10,7 @@
 #include "Giant.h"
 #include "Horse.h"
 #include "IronGolem.h"
-#include "Magmacube.h"
+#include "MagmaCube.h"
 #include "Mooshroom.h"
 #include "Ocelot.h"
 #include "Pig.h"
@@ -26,4 +26,4 @@
 #include "Wither.h"
 #include "Wolf.h"
 #include "Zombie.h"
-#include "Zombiepigman.h"
+#include "ZombiePigman.h"
diff --git a/src/Mobs/Magmacube.cpp b/src/Mobs/MagmaCube.cpp
index 05405f082..3e9abc108 100644
--- a/src/Mobs/Magmacube.cpp
+++ b/src/Mobs/MagmaCube.cpp
@@ -1,7 +1,6 @@
-
 #include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
 
-#include "Magmacube.h"
+#include "MagmaCube.h"
 
 
 
diff --git a/src/Mobs/Magmacube.h b/src/Mobs/MagmaCube.h
index 130952970..43065cae5 100644
--- a/src/Mobs/Magmacube.h
+++ b/src/Mobs/MagmaCube.h
@@ -1,4 +1,3 @@
-
 #pragma once
 
 #include "AggressiveMonster.h"
diff --git a/src/Mobs/Monster.cpp b/src/Mobs/Monster.cpp
index 248e88f5d..c66ab4e04 100644
--- a/src/Mobs/Monster.cpp
+++ b/src/Mobs/Monster.cpp
@@ -457,9 +457,12 @@ int cMonster::FindFirstNonAirBlockPosition(double a_PosX, double a_PosZ)
 
 
 
-void cMonster::DoTakeDamage(TakeDamageInfo & a_TDI)
+bool cMonster::DoTakeDamage(TakeDamageInfo & a_TDI)
 {
-	super::DoTakeDamage(a_TDI);
+	if (!super::DoTakeDamage(a_TDI))
+	{
+		return false;
+	}
 
 	if((m_SoundHurt != "") && (m_Health > 0))
 		m_World->BroadcastSoundEffect(m_SoundHurt, (int)(GetPosX() * 8), (int)(GetPosY() * 8), (int)(GetPosZ() * 8), 1.0f, 0.8f);
@@ -468,6 +471,7 @@ void cMonster::DoTakeDamage(TakeDamageInfo & a_TDI)
 	{
 		m_Target = a_TDI.Attacker;
 	}
+	return true;
 }
 
 
@@ -761,8 +765,10 @@ cMonster::eFamily cMonster::FamilyFromType(eType a_Type)
 		case mtChicken:      return mfPassive;
 		case mtCow:          return mfPassive;
 		case mtCreeper:      return mfHostile;
+		case mtEnderDragon:  return mfNoSpawn;
 		case mtEnderman:     return mfHostile;
 		case mtGhast:        return mfHostile;
+		case mtGiant:        return mfNoSpawn;
 		case mtHorse:        return mfPassive;
 		case mtIronGolem:    return mfPassive;
 		case mtMagmaCube:    return mfHostile;
@@ -773,17 +779,20 @@ cMonster::eFamily cMonster::FamilyFromType(eType a_Type)
 		case mtSilverfish:   return mfHostile;
 		case mtSkeleton:     return mfHostile;
 		case mtSlime:        return mfHostile;
+		case mtSnowGolem:    return mfNoSpawn;
 		case mtSpider:       return mfHostile;
 		case mtSquid:        return mfWater;
 		case mtVillager:     return mfPassive;
 		case mtWitch:        return mfHostile;
-		case mtWither:       return mfHostile;
+		case mtWither:       return mfNoSpawn;
 		case mtWolf:         return mfHostile;
 		case mtZombie:       return mfHostile;
 		case mtZombiePigman: return mfHostile;
-	} ;
+			
+		case mtInvalidType:  break;
+	}
 	ASSERT(!"Unhandled mob type");
-	return mfMaxplusone;
+	return mfUnhandled;
 }
 
 
@@ -794,10 +803,12 @@ int cMonster::GetSpawnDelay(cMonster::eFamily a_MobFamily)
 {
 	switch (a_MobFamily)
 	{
-		case mfHostile: return 40;
-		case mfPassive: return 40;
-		case mfAmbient: return 40;
-		case mfWater:   return 400;
+		case mfHostile:   return 40;
+		case mfPassive:   return 40;
+		case mfAmbient:   return 40;
+		case mfWater:     return 400;
+		case mfNoSpawn:   return -1;
+		case mfUnhandled: break;
 	}
 	ASSERT(!"Unhandled mob family");
 	return -1;
@@ -859,13 +870,14 @@ cMonster * cMonster::NewMonsterFromType(cMonster::eType a_MobType)
 
 		case mtBat:           toReturn = new cBat();                      break;
 		case mtBlaze:         toReturn = new cBlaze();                    break;
-		case mtCaveSpider:    toReturn = new cCavespider();               break;
+		case mtCaveSpider:    toReturn = new cCaveSpider();               break;
 		case mtChicken:       toReturn = new cChicken();                  break;
 		case mtCow:           toReturn = new cCow();                      break;
 		case mtCreeper:       toReturn = new cCreeper();                  break;
 		case mtEnderDragon:   toReturn = new cEnderDragon();              break;
 		case mtEnderman:      toReturn = new cEnderman();                 break;
 		case mtGhast:         toReturn = new cGhast();                    break;
+		case mtGiant:         toReturn = new cGiant();                    break;
 		case mtIronGolem:     toReturn = new cIronGolem();                break;
 		case mtMooshroom:     toReturn = new cMooshroom();                break;
 		case mtOcelot:        toReturn = new cOcelot();                   break;
diff --git a/src/Mobs/Monster.h b/src/Mobs/Monster.h
index 70b3783fc..7d7e90eb2 100644
--- a/src/Mobs/Monster.h
+++ b/src/Mobs/Monster.h
@@ -66,7 +66,8 @@ public:
 		mfAmbient  = 2, // Bats
 		mfWater    = 3, // Squid
 
-		mfMaxplusone, // Nothing. Be sure this is the last and the others are in order
+		mfNoSpawn,
+		mfUnhandled, // Nothing. Be sure this is the last and the others are in order
 	} ;
 	
 	// tolua_end
@@ -87,7 +88,7 @@ public:
 
 	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
 
-	virtual void DoTakeDamage(TakeDamageInfo & a_TDI) override;
+	virtual bool DoTakeDamage(TakeDamageInfo & a_TDI) override;
 	
 	virtual void KilledBy(cEntity * a_Killer) override;
 
diff --git a/src/Mobs/PassiveAggressiveMonster.cpp b/src/Mobs/PassiveAggressiveMonster.cpp
index 4b45f9a2a..24501b1ba 100644
--- a/src/Mobs/PassiveAggressiveMonster.cpp
+++ b/src/Mobs/PassiveAggressiveMonster.cpp
@@ -19,9 +19,12 @@ cPassiveAggressiveMonster::cPassiveAggressiveMonster(const AString & a_ConfigNam
 
 
 
-void cPassiveAggressiveMonster::DoTakeDamage(TakeDamageInfo & a_TDI)
+bool cPassiveAggressiveMonster::DoTakeDamage(TakeDamageInfo & a_TDI)
 {
-	super::DoTakeDamage(a_TDI);
+	if (!super::DoTakeDamage(a_TDI))
+	{
+		return false;
+	}
 	
 	if ((m_Target != NULL) && (m_Target->IsPlayer()))
 	{
@@ -30,6 +33,7 @@ void cPassiveAggressiveMonster::DoTakeDamage(TakeDamageInfo & a_TDI)
 			m_EMState = CHASING;
 		}
 	}
+	return true;
 }
 
 
diff --git a/src/Mobs/PassiveAggressiveMonster.h b/src/Mobs/PassiveAggressiveMonster.h
index 2c5ef30b1..a0da50e8e 100644
--- a/src/Mobs/PassiveAggressiveMonster.h
+++ b/src/Mobs/PassiveAggressiveMonster.h
@@ -15,7 +15,7 @@ class cPassiveAggressiveMonster :
 public:
 	cPassiveAggressiveMonster(const AString & a_ConfigName, eType a_MobType, const AString & a_SoundHurt, const AString & a_SoundDeath, double a_Width, double a_Height);
 
-	virtual void DoTakeDamage(TakeDamageInfo & a_TDI) override;
+	virtual bool DoTakeDamage(TakeDamageInfo & a_TDI) override;
 } ;
 
 
diff --git a/src/Mobs/PassiveMonster.cpp b/src/Mobs/PassiveMonster.cpp
index 904cd63cc..2861d7314 100644
--- a/src/Mobs/PassiveMonster.cpp
+++ b/src/Mobs/PassiveMonster.cpp
@@ -18,13 +18,17 @@ cPassiveMonster::cPassiveMonster(const AString & a_ConfigName, eType a_MobType,
 
 
 
-void cPassiveMonster::DoTakeDamage(TakeDamageInfo & a_TDI)
+bool cPassiveMonster::DoTakeDamage(TakeDamageInfo & a_TDI)
 {
-	super::DoTakeDamage(a_TDI);
+	if (!super::DoTakeDamage(a_TDI))
+	{
+		return false;
+	}
 	if ((a_TDI.Attacker != this) && (a_TDI.Attacker != NULL))
 	{
 		m_EMState = ESCAPING;
 	}
+	return true;
 }
 
 
diff --git a/src/Mobs/PassiveMonster.h b/src/Mobs/PassiveMonster.h
index 0b3c155da..70574585a 100644
--- a/src/Mobs/PassiveMonster.h
+++ b/src/Mobs/PassiveMonster.h
@@ -18,7 +18,7 @@ public:
 	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
 
 	/// When hit by someone, run away
-	virtual void DoTakeDamage(TakeDamageInfo & a_TDI) override;
+	virtual bool DoTakeDamage(TakeDamageInfo & a_TDI) override;
 	/** Returns the item that the animal of this class follows when a player holds it in hand
 	Return an empty item not to follow (default). */
 	virtual const cItem GetFollowedItem(void) const { return cItem(); }
diff --git a/src/Mobs/Skeleton.cpp b/src/Mobs/Skeleton.cpp
index 1685f40c5..1e62d7987 100644
--- a/src/Mobs/Skeleton.cpp
+++ b/src/Mobs/Skeleton.cpp
@@ -3,6 +3,7 @@
 
 #include "Skeleton.h"
 #include "../World.h"
+#include "../Entities/ArrowEntity.h"
 
 
 
diff --git a/src/Mobs/Villager.cpp b/src/Mobs/Villager.cpp
index d049acc1e..41283acf4 100644
--- a/src/Mobs/Villager.cpp
+++ b/src/Mobs/Villager.cpp
@@ -23,9 +23,13 @@ cVillager::cVillager(eVillagerType VillagerType) :
 
 
 
-void cVillager::DoTakeDamage(TakeDamageInfo & a_TDI)
+bool cVillager::DoTakeDamage(TakeDamageInfo & a_TDI)
 {
-	super::DoTakeDamage(a_TDI);
+	if (!super::DoTakeDamage(a_TDI))
+	{
+		return false;
+	}
+
 	if ((a_TDI.Attacker != NULL) && a_TDI.Attacker->IsPlayer())
 	{
 		if (m_World->GetTickRandomNumber(5) == 3)
@@ -33,6 +37,7 @@ void cVillager::DoTakeDamage(TakeDamageInfo & a_TDI)
 			m_World->BroadcastEntityStatus(*this, esVillagerAngry);
 		}
 	}
+	return true;
 }
 
 
diff --git a/src/Mobs/Villager.h b/src/Mobs/Villager.h
index 5bba4d4ba..abde48407 100644
--- a/src/Mobs/Villager.h
+++ b/src/Mobs/Villager.h
@@ -30,7 +30,7 @@ public:
 	CLASS_PROTODEF(cVillager);
 
 	// cEntity overrides
-	virtual void DoTakeDamage(TakeDamageInfo & a_TDI) override;
+	virtual bool DoTakeDamage(TakeDamageInfo & a_TDI) override;
 	virtual void Tick        (float a_Dt, cChunk & a_Chunk) override;
 
 	// cVillager functions
diff --git a/src/Mobs/Wither.cpp b/src/Mobs/Wither.cpp
index 8f5d28b68..5b6e895e1 100644
--- a/src/Mobs/Wither.cpp
+++ b/src/Mobs/Wither.cpp
@@ -10,7 +10,7 @@
 
 cWither::cWither(void) :
 	super("Wither", mtWither, "mob.wither.hurt", "mob.wither.death", 0.9, 4.0),
-	m_InvulnerableTicks(220)
+	m_WitherInvulnerableTicks(220)
 {
 	SetMaxHealth(300);
 }
@@ -40,24 +40,24 @@ bool cWither::Initialize(cWorld * a_World)
 
 
 
-void cWither::DoTakeDamage(TakeDamageInfo & a_TDI)
+bool cWither::DoTakeDamage(TakeDamageInfo & a_TDI)
 {
 	if (a_TDI.DamageType == dtDrowning)
 	{
-		return;
+		return false;
 	}
 
-	if (m_InvulnerableTicks > 0)
+	if (m_WitherInvulnerableTicks > 0)
 	{
-		return;
+		return false;
 	}
 
 	if (IsArmored() && (a_TDI.DamageType == dtRangedAttack))
 	{
-		return;
+		return false;
 	}
 
-	super::DoTakeDamage(a_TDI);
+	return super::DoTakeDamage(a_TDI);
 }
 
 
@@ -68,16 +68,16 @@ void cWither::Tick(float a_Dt, cChunk & a_Chunk)
 {
 	super::Tick(a_Dt, a_Chunk);
 
-	if (m_InvulnerableTicks > 0)
+	if (m_WitherInvulnerableTicks > 0)
 	{
-		unsigned int NewTicks = m_InvulnerableTicks - 1;
+		unsigned int NewTicks = m_WitherInvulnerableTicks - 1;
 
 		if (NewTicks == 0)
 		{
 			m_World->DoExplosionAt(7.0, GetPosX(), GetPosY(), GetPosZ(), false, esWitherBirth, this);
 		}
 
-		m_InvulnerableTicks = NewTicks;
+		m_WitherInvulnerableTicks = NewTicks;
 
 		if ((NewTicks % 10) == 0)
 		{
diff --git a/src/Mobs/Wither.h b/src/Mobs/Wither.h
index bc78bfaad..08b460009 100644
--- a/src/Mobs/Wither.h
+++ b/src/Mobs/Wither.h
@@ -17,9 +17,9 @@ public:
 
 	CLASS_PROTODEF(cWither);
 
-	unsigned int GetNumInvulnerableTicks(void) const { return m_InvulnerableTicks; }
+	unsigned int GetWitherInvulnerableTicks(void) const { return m_WitherInvulnerableTicks; }
 
-	void SetNumInvulnerableTicks(unsigned int a_Ticks) { m_InvulnerableTicks = a_Ticks; }
+	void SetWitherInvulnerableTicks(unsigned int a_Ticks) { m_WitherInvulnerableTicks = a_Ticks; }
 
 	/** Returns whether the wither is invulnerable to arrows. */
 	bool IsArmored(void) const;
@@ -27,13 +27,13 @@ public:
 	// cEntity overrides
 	virtual bool Initialize(cWorld * a_World) override;
 	virtual void GetDrops(cItems & a_Drops, cEntity * a_Killer = NULL) override;
-	virtual void DoTakeDamage(TakeDamageInfo & a_TDI) override;
+	virtual bool DoTakeDamage(TakeDamageInfo & a_TDI) override;
 	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
 
 private:
 
 	/** The number of ticks of invulnerability left after being initially created. Zero once invulnerability has expired. */
-	unsigned int m_InvulnerableTicks;
+	unsigned int m_WitherInvulnerableTicks;
 
 } ;
 
diff --git a/src/Mobs/Wolf.cpp b/src/Mobs/Wolf.cpp
index f02b8a4fc..e6268abc7 100644
--- a/src/Mobs/Wolf.cpp
+++ b/src/Mobs/Wolf.cpp
@@ -25,14 +25,19 @@ cWolf::cWolf(void) :
 
 
 
-void cWolf::DoTakeDamage(TakeDamageInfo & a_TDI)
+bool cWolf::DoTakeDamage(TakeDamageInfo & a_TDI)
 {
-	super::DoTakeDamage(a_TDI);
+	if (super::DoTakeDamage(a_TDI))
+	{
+		return false;
+	}
+
 	if (!m_IsTame)
 	{
 		m_IsAngry = true;
 	}
 	m_World->BroadcastEntityMetadata(*this); // Broadcast health and possibly angry face
+	return true;
 }
 
 
diff --git a/src/Mobs/Wolf.h b/src/Mobs/Wolf.h
index 5925373e1..fb8a7c995 100644
--- a/src/Mobs/Wolf.h
+++ b/src/Mobs/Wolf.h
@@ -18,7 +18,7 @@ public:
 
 	CLASS_PROTODEF(cWolf);
 
-	virtual void DoTakeDamage(TakeDamageInfo & a_TDI) override;
+	virtual bool DoTakeDamage(TakeDamageInfo & a_TDI) override;
 	virtual void OnRightClicked(cPlayer & a_Player) override;
 	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
 	virtual void TickFollowPlayer();
diff --git a/src/Mobs/Zombiepigman.cpp b/src/Mobs/ZombiePigman.cpp
index a0142b566..c9d94face 100644
--- a/src/Mobs/Zombiepigman.cpp
+++ b/src/Mobs/ZombiePigman.cpp
@@ -1,7 +1,6 @@
-
 #include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
 
-#include "Zombiepigman.h"
+#include "ZombiePigman.h"
 #include "../World.h"
 
 
diff --git a/src/Mobs/Zombiepigman.h b/src/Mobs/ZombiePigman.h
index 67991d56a..ab3cebf6d 100644
--- a/src/Mobs/Zombiepigman.h
+++ b/src/Mobs/ZombiePigman.h
@@ -1,4 +1,3 @@
-
 #pragma once
 
 #include "PassiveAggressiveMonster.h"
diff --git a/src/Noise.cpp b/src/Noise.cpp
index efbb128c3..13a194938 100644
--- a/src/Noise.cpp
+++ b/src/Noise.cpp
@@ -608,6 +608,8 @@ void cCubicNoise::Generate2D(
 	NOISE_DATATYPE a_StartY, NOISE_DATATYPE a_EndY   ///< Noise-space coords of the array in the Y direction
 ) const
 {
+	ASSERT(a_SizeX > 0);
+	ASSERT(a_SizeY > 0);
 	ASSERT(a_SizeX < MAX_SIZE);
 	ASSERT(a_SizeY < MAX_SIZE);
 	ASSERT(a_StartX < a_EndX);
@@ -744,6 +746,8 @@ void cCubicNoise::CalcFloorFrac(
 	int * a_Same, int & a_NumSame
 ) const
 {
+	ASSERT(a_Size > 0);
+
 	NOISE_DATATYPE val = a_Start;
 	NOISE_DATATYPE dif = (a_End - a_Start) / (a_Size - 1);
 	for (int i = 0; i < a_Size; i++)
diff --git a/src/OSSupport/CMakeLists.txt b/src/OSSupport/CMakeLists.txt
index 497cd0ba3..dee60b450 100644
--- a/src/OSSupport/CMakeLists.txt
+++ b/src/OSSupport/CMakeLists.txt
@@ -5,6 +5,7 @@ project (MCServer)
 include_directories ("${PROJECT_SOURCE_DIR}/../")
 file(GLOB SOURCE
     "*.cpp"
+    "*.h"
 )
 
 add_library(OSSupport ${SOURCE})
diff --git a/src/OSSupport/File.cpp b/src/OSSupport/File.cpp
index 7f0f0ad2f..33b9cfc3f 100644
--- a/src/OSSupport/File.cpp
+++ b/src/OSSupport/File.cpp
@@ -67,11 +67,11 @@ bool cFile::Open(const AString & iFileName, eMode iMode)
 		case fmRead:      Mode = "rb";  break;
 		case fmWrite:     Mode = "wb";  break;
 		case fmReadWrite: Mode = "rb+"; break;
-		default:
-		{
-			ASSERT(!"Unhandled file mode");
-			return false;
-		}
+	}
+	if (Mode == NULL)
+	{
+		ASSERT(!"Unhandled file mode");
+		return false;
 	}
 
 #ifdef _WIN32
@@ -143,7 +143,7 @@ bool cFile::IsEOF(void) const
 
 
 
-int cFile::Read (void * iBuffer, int iNumBytes)
+int cFile::Read (void * iBuffer, size_t iNumBytes)
 {
 	ASSERT(IsOpen());
 	
@@ -159,7 +159,7 @@ int cFile::Read (void * iBuffer, int iNumBytes)
 
 
 
-int cFile::Write(const void * iBuffer, int iNumBytes)
+int cFile::Write(const void * iBuffer, size_t iNumBytes)
 {
 	ASSERT(IsOpen());
 	
diff --git a/src/OSSupport/File.h b/src/OSSupport/File.h
index b394c5cb9..2a7ecf0ed 100644
--- a/src/OSSupport/File.h
+++ b/src/OSSupport/File.h
@@ -80,10 +80,10 @@ public:
 	bool IsEOF(void) const;
 	
 	/** Reads  up to iNumBytes bytes into iBuffer, returns the number of bytes actually read,    or -1 on failure; asserts if not open */
-	int Read (void * iBuffer,       int iNumBytes);
+	int Read (void * iBuffer,       size_t iNumBytes);
 	
 	/** Writes up to iNumBytes bytes from iBuffer, returns the number of bytes actually written, or -1 on failure; asserts if not open */
-	int Write(const void * iBuffer, int iNumBytes);
+	int Write(const void * iBuffer, size_t iNumBytes);
 	
 	/** Seeks to iPosition bytes from file start, returns old position or -1 for failure; asserts if not open */
 	int Seek (int iPosition);
diff --git a/src/OSSupport/GZipFile.cpp b/src/OSSupport/GZipFile.cpp
index 7a8433f4f..22d887783 100644
--- a/src/OSSupport/GZipFile.cpp
+++ b/src/OSSupport/GZipFile.cpp
@@ -11,7 +11,7 @@
 
 
 cGZipFile::cGZipFile(void) :
-	m_File(NULL)
+	m_File(NULL), m_Mode(fmRead)
 {
 }
 
diff --git a/src/Protocol/CMakeLists.txt b/src/Protocol/CMakeLists.txt
index 107b79627..849ec27ca 100644
--- a/src/Protocol/CMakeLists.txt
+++ b/src/Protocol/CMakeLists.txt
@@ -6,6 +6,7 @@ include_directories ("${PROJECT_SOURCE_DIR}/../")
 
 file(GLOB SOURCE
     "*.cpp"
+    "*.h"
 )
 
 add_library(Protocol ${SOURCE})
diff --git a/src/Protocol/Protocol125.cpp b/src/Protocol/Protocol125.cpp
index 3282a827f..35ab72bfc 100644
--- a/src/Protocol/Protocol125.cpp
+++ b/src/Protocol/Protocol125.cpp
@@ -26,7 +26,7 @@ Documentation:
 #include "../Root.h"
 #include "../Server.h"
 
-#include "../Entities/ProjectileEntity.h"
+#include "../Entities/ArrowEntity.h"
 #include "../Entities/Minecart.h"
 #include "../Entities/FallingBlock.h"
 
@@ -2013,7 +2013,7 @@ void cProtocol125::WriteMobMetadata(const cMonster & a_Mob)
 		case cMonster::mtWither:
 		{
 			WriteByte(0x54); // Int at index 20
-			WriteInt((Int32)((const cWither &)a_Mob).GetNumInvulnerableTicks());
+			WriteInt((Int32)((const cWither &)a_Mob).GetWitherInvulnerableTicks());
 			WriteByte(0x66); // Float at index 6
 			WriteFloat((float)(a_Mob.GetHealth()));
 			break;
diff --git a/src/Protocol/Protocol17x.cpp b/src/Protocol/Protocol17x.cpp
index e57b551cb..a04d8ac3c 100644
--- a/src/Protocol/Protocol17x.cpp
+++ b/src/Protocol/Protocol17x.cpp
@@ -31,6 +31,8 @@ Implements the 1.7.x protocol classes:
 #include "../BlockEntities/MobHeadEntity.h"
 #include "../BlockEntities/FlowerPotEntity.h"
 #include "../CompositeChat.h"
+#include "../Entities/ArrowEntity.h"
+#include "../Entities/FireworkEntity.h"
 
 
 
@@ -637,9 +639,11 @@ void cProtocol172::SendLoginSuccess(void)
 {
 	ASSERT(m_State == 2);  // State: login?
 	
-	cPacketizer Pkt(*this, 0x02);  // Login success packet
-	Pkt.WriteString(m_Client->GetUUID());
-	Pkt.WriteString(m_Client->GetUsername());
+	{
+		cPacketizer Pkt(*this, 0x02);  // Login success packet
+		Pkt.WriteString(m_Client->GetUUID());
+		Pkt.WriteString(m_Client->GetUsername());
+	}
 
 	m_State = 3;  // State = Game
 }
@@ -2820,7 +2824,7 @@ void cProtocol172::cPacketizer::WriteMobMetadata(const cMonster & a_Mob)
 		case cMonster::mtWither:
 		{
 			WriteByte(0x54); // Int at index 20
-			WriteInt(((const cWither &)a_Mob).GetNumInvulnerableTicks());
+			WriteInt(((const cWither &)a_Mob).GetWitherInvulnerableTicks());
 			WriteByte(0x66); // Float at index 6
 			WriteFloat((float)(a_Mob.GetHealth()));
 			break;
diff --git a/src/Simulator/CMakeLists.txt b/src/Simulator/CMakeLists.txt
index 4f3f1ad0e..b2a29d45c 100644
--- a/src/Simulator/CMakeLists.txt
+++ b/src/Simulator/CMakeLists.txt
@@ -6,6 +6,7 @@ include_directories ("${PROJECT_SOURCE_DIR}/../")
 
 file(GLOB SOURCE
     "*.cpp"
+    "*.h"
 )
 
 add_library(Simulator ${SOURCE})
diff --git a/src/Statistics.cpp b/src/Statistics.cpp
new file mode 100644
index 000000000..2c980d98e
--- /dev/null
+++ b/src/Statistics.cpp
@@ -0,0 +1,139 @@
+
+// Statistics.cpp
+
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "Statistics.h"
+
+
+
+cStatInfo cStatInfo::ms_Info[statCount] = {
+	// The order must match the order of enum eStatistic
+
+	// http://minecraft.gamepedia.com/Achievements
+
+	/*             Type          |      Name            |  Prerequisite      */
+	cStatInfo(achOpenInv,           "openInventory"),
+	cStatInfo(achMineWood,          "mineWood",           achOpenInv),
+	cStatInfo(achCraftWorkbench,    "buildWorkBench",     achMineWood),
+	cStatInfo(achCraftPickaxe,      "buildPickaxe",       achCraftWorkbench),
+	cStatInfo(achCraftFurnace,      "buildFurnace",       achCraftPickaxe),
+	cStatInfo(achAcquireIron,       "acquireIron",        achCraftFurnace),
+	cStatInfo(achCraftHoe,          "buildHoe",           achCraftWorkbench),
+	cStatInfo(achMakeBread,         "makeBread",          achCraftHoe),
+	cStatInfo(achBakeCake,          "bakeCake",           achCraftHoe),
+	cStatInfo(achCraftBetterPick,   "buildBetterPickaxe", achCraftPickaxe),
+	cStatInfo(achCookFish,          "cookFish",           achAcquireIron),
+	cStatInfo(achOnARail,           "onARail",            achAcquireIron),
+	cStatInfo(achCraftSword,        "buildSword",         achCraftWorkbench),
+	cStatInfo(achKillMonster,       "killEnemy",          achCraftSword),
+	cStatInfo(achKillCow,           "killCow",            achCraftSword),
+	cStatInfo(achFlyPig,            "flyPig",             achKillCow),
+	cStatInfo(achSnipeSkeleton,     "snipeSkeleton",      achKillMonster),
+	cStatInfo(achDiamonds,          "diamonds",           achAcquireIron),
+	cStatInfo(achEnterPortal,       "portal",             achDiamonds),
+	cStatInfo(achReturnToSender,    "ghast",              achEnterPortal),
+	cStatInfo(achBlazeRod,          "blazeRod",           achEnterPortal),
+	cStatInfo(achBrewPotion,        "potion",             achBlazeRod),
+	cStatInfo(achEnterTheEnd,       "theEnd",             achBlazeRod),
+	cStatInfo(achDefeatDragon,      "theEnd2",            achEnterTheEnd),
+	cStatInfo(achCraftEnchantTable, "enchantments",       achDiamonds),
+	cStatInfo(achOverkill,          "overkill",           achCraftEnchantTable),
+	cStatInfo(achBookshelf,         "bookcase",           achCraftEnchantTable),
+	cStatInfo(achExploreAllBiomes,  "exploreAllBiomes",   achEnterTheEnd),
+	cStatInfo(achSpawnWither,       "spawnWither",        achDefeatDragon),
+	cStatInfo(achKillWither,        "killWither",         achSpawnWither),
+	cStatInfo(achFullBeacon,        "fullBeacon",         achKillWither),
+	cStatInfo(achBreedCow,          "breedCow",           achKillCow),
+	cStatInfo(achThrowDiamonds,     "diamondsToYou",      achDiamonds),
+
+	// http://minecraft.gamepedia.com/Statistics
+
+	/*             Type         |     Name          */
+	cStatInfo(statGamesQuit,      "stat.leaveGame"),
+	cStatInfo(statMinutesPlayed,  "stat.playOneMinute"),
+	cStatInfo(statDistWalked,     "stat.walkOnCm"),
+	cStatInfo(statDistSwum,       "stat.swimOneCm"),
+	cStatInfo(statDistFallen,     "stat.fallOneCm"),
+	cStatInfo(statDistClimbed,    "stat.climbOneCm"),
+	cStatInfo(statDistFlown,      "stat.flyOneCm"),
+	cStatInfo(statDistMinecart,   "stat.minecartOneCm"),
+	cStatInfo(statDistBoat,       "stat.boatOneCm"),
+	cStatInfo(statDistPig,        "stat.pigOneCm"),
+	cStatInfo(statDistHorse,      "stat.horseOneCm"),
+	cStatInfo(statJumps,          "stat.jump"),
+	cStatInfo(statItemsDropped,   "stat.drop"),
+	cStatInfo(statDamageDealt,    "stat.damageDealth"),
+	cStatInfo(statDamageTaken,    "stat.damageTaken"),
+	cStatInfo(statDeaths,         "stat.deaths"),
+	cStatInfo(statMobKills,       "stat.mobKills"),
+	cStatInfo(statAnimalsBred,    "stat.animalsBred"),
+	cStatInfo(statPlayerKills,    "stat.playerKills"),
+	cStatInfo(statFishCaught,     "stat.fishCaught"),
+	cStatInfo(statJunkFished,     "stat.junkFished"),
+	cStatInfo(statTreasureFished, "stat.treasureFished")
+};
+
+
+
+
+
+
+cStatInfo::cStatInfo()
+	: m_Type(statInvalid)
+	, m_Depends(statInvalid)
+{}
+
+
+
+
+
+cStatInfo::cStatInfo(const eStatistic a_Type, const AString & a_Name, const eStatistic a_Depends)
+	: m_Type(a_Type)
+	, m_Name(a_Name)
+	, m_Depends(a_Depends)
+{}
+
+
+
+
+
+const AString & cStatInfo::GetName(const eStatistic a_Type)
+{
+	ASSERT((a_Type > statInvalid) && (a_Type < statCount));
+
+	return ms_Info[a_Type].m_Name;
+}
+
+
+
+
+
+eStatistic cStatInfo::GetType(const AString & a_Name)
+{
+	for (unsigned int i = 0; i < ARRAYCOUNT(ms_Info); ++i)
+	{
+		if (NoCaseCompare(ms_Info[i].m_Name, a_Name))
+		{
+			return ms_Info[i].m_Type;
+		}
+	}
+
+	return statInvalid;
+}
+
+
+
+
+
+eStatistic cStatInfo::GetPrerequisite(const eStatistic a_Type)
+{
+	ASSERT((a_Type > statInvalid) && (a_Type < statCount));
+
+	return ms_Info[a_Type].m_Depends;
+}
+
+
+
+
+
diff --git a/src/Statistics.h b/src/Statistics.h
new file mode 100644
index 000000000..540df38cc
--- /dev/null
+++ b/src/Statistics.h
@@ -0,0 +1,116 @@
+
+// Statistics.h
+
+
+
+
+#pragma once
+
+
+
+
+enum eStatistic
+{
+	// The order must match the order of cStatInfo::ms_Info
+
+	statInvalid = -1,
+
+	/* Achievements */
+	achOpenInv,           /* Taking Inventory     */
+	achMineWood,          /* Getting Wood         */
+	achCraftWorkbench,    /* Benchmarking         */
+	achCraftPickaxe,      /* Time to Mine!        */
+	achCraftFurnace,      /* Hot Topic            */
+	achAcquireIron,       /* Acquire Hardware     */
+	achCraftHoe,          /* Time to Farm!        */
+	achMakeBread,         /* Bake Bread           */
+	achBakeCake,          /* The Lie              */
+	achCraftBetterPick,   /* Getting an Upgrade   */
+	achCookFish,          /* Delicious Fish       */
+	achOnARail,           /* On A Rail            */
+	achCraftSword,        /* Time to Strike!      */
+	achKillMonster,       /* Monster Hunter       */
+	achKillCow,           /* Cow Tipper           */
+	achFlyPig,            /* When Pigs Fly        */
+	achSnipeSkeleton,     /* Sniper Duel          */
+	achDiamonds,          /* DIAMONDS!            */
+	achEnterPortal,       /* We Need to Go Deeper */
+	achReturnToSender,    /* Return to Sender     */
+	achBlazeRod,          /* Into Fire            */
+	achBrewPotion,        /* Local Brewery        */
+	achEnterTheEnd,       /* The End?             */
+	achDefeatDragon,      /* The End.             */
+	achCraftEnchantTable, /* Enchanter            */
+	achOverkill,          /* Overkill             */
+	achBookshelf,         /* Librarian            */
+	achExploreAllBiomes,  /* Adventuring Time     */
+	achSpawnWither,       /* The Beginning?       */
+	achKillWither,        /* The Beginning.       */
+	achFullBeacon,        /* Beaconator           */
+	achBreedCow,          /* Repopulation         */
+	achThrowDiamonds,     /* Diamonds to you!     */
+
+	/* Statistics */
+	statGamesQuit,
+	statMinutesPlayed,
+	statDistWalked,
+	statDistSwum,
+	statDistFallen,
+	statDistClimbed,
+	statDistFlown,
+	statDistDove,
+	statDistMinecart,
+	statDistBoat,
+	statDistPig,	
+	statDistHorse,
+	statJumps,
+	statItemsDropped,
+	statDamageDealt,
+	statDamageTaken,
+	statDeaths,
+	statMobKills,
+	statAnimalsBred,
+	statPlayerKills,
+	statFishCaught,
+	statJunkFished,
+	statTreasureFished,
+
+	statCount
+};
+
+
+
+
+
+
+/** Class used to store and query statistic-related information. */
+class cStatInfo
+{
+public:
+
+	cStatInfo();
+
+	cStatInfo(const eStatistic a_Type, const AString & a_Name, const eStatistic a_Depends = statInvalid);
+
+	/** Type -> Name */
+	static const AString & GetName(const eStatistic a_Type);
+
+	/** Name -> Type */
+	static eStatistic GetType(const AString & a_Name);
+
+	/** Returns stat prerequisite. (Used for achievements) */
+	static eStatistic GetPrerequisite(const eStatistic a_Type);
+
+private:
+
+	eStatistic m_Type;
+
+	AString m_Name;
+
+	eStatistic m_Depends;
+
+	static cStatInfo ms_Info[statCount];
+};
+
+
+
diff --git a/src/UI/CMakeLists.txt b/src/UI/CMakeLists.txt
index cef2a9f35..5b5b8cc18 100644
--- a/src/UI/CMakeLists.txt
+++ b/src/UI/CMakeLists.txt
@@ -6,6 +6,7 @@ include_directories ("${PROJECT_SOURCE_DIR}/../")
 
 file(GLOB SOURCE
     "*.cpp"
+    "*.h"
 )
 
 add_library(UI ${SOURCE})
diff --git a/src/UI/SlotArea.cpp b/src/UI/SlotArea.cpp
index 2d58388b1..87b4032e0 100644
--- a/src/UI/SlotArea.cpp
+++ b/src/UI/SlotArea.cpp
@@ -1091,6 +1091,80 @@ void cSlotAreaArmor::DistributeStack(cItem & a_ItemStack, cPlayer & a_Player, bo
 
 
 
+void cSlotAreaArmor::Clicked(cPlayer & a_Player, int a_SlotNum, eClickAction a_ClickAction, const cItem & a_ClickedItem)
+{
+	ASSERT((a_SlotNum >= 0) && (a_SlotNum < GetNumSlots()));
+
+	bool bAsync = false;
+	if (GetSlot(a_SlotNum, a_Player) == NULL)
+	{
+		LOGWARNING("GetSlot(%d) returned NULL! Ignoring click", a_SlotNum);
+		return;
+	}
+
+	if ((a_ClickAction == caShiftLeftClick) || (a_ClickAction == caShiftRightClick))
+	{
+		ShiftClicked(a_Player, a_SlotNum, a_ClickedItem);
+		return;
+	}
+
+	// Armors haven't a dbl click
+	if (a_ClickAction == caDblClick)
+	{
+		return;
+	}
+
+	cItem Slot(*GetSlot(a_SlotNum, a_Player));
+	if (!Slot.IsSameType(a_ClickedItem))
+	{
+		LOGWARNING("*** Window lost sync at item %d in SlotArea with %d items ***", a_SlotNum, m_NumSlots);
+		LOGWARNING("My item:    %s", ItemToFullString(Slot).c_str());
+		LOGWARNING("Their item: %s", ItemToFullString(a_ClickedItem).c_str());
+		bAsync = true;
+	}
+	cItem & DraggingItem = a_Player.GetDraggingItem();
+	if ((a_ClickAction != caRightClick) && (a_ClickAction != caLeftClick))
+	{
+		LOGWARNING("SlotArea: Unhandled click action: %d (%s)", a_ClickAction, ClickActionToString(a_ClickAction));
+		m_ParentWindow.BroadcastWholeWindow();
+		return;
+	}
+
+	if (DraggingItem.IsEmpty() || CanPlaceInSlot(a_SlotNum, DraggingItem))
+	{
+		// Swap contents
+		cItem tmp(DraggingItem);
+		DraggingItem = Slot;
+		Slot = tmp;
+	}
+
+	SetSlot(a_SlotNum, a_Player, Slot);
+	if (bAsync)
+	{
+		m_ParentWindow.BroadcastWholeWindow();
+	}
+}
+
+
+
+
+
+bool cSlotAreaArmor::CanPlaceInSlot(int a_SlotNum, const cItem & a_Item)
+{
+	switch (a_SlotNum)
+	{
+		case 0:  return ItemCategory::IsHelmet    (a_Item.m_ItemType);
+		case 1:  return ItemCategory::IsChestPlate(a_Item.m_ItemType);
+		case 2:  return ItemCategory::IsLeggings  (a_Item.m_ItemType);
+		case 3:  return ItemCategory::IsBoots     (a_Item.m_ItemType);
+	}
+	return false;
+}
+
+
+
+
+
 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 // cSlotAreaItemGrid:
 
diff --git a/src/UI/SlotArea.h b/src/UI/SlotArea.h
index bab1098bb..254722822 100644
--- a/src/UI/SlotArea.h
+++ b/src/UI/SlotArea.h
@@ -145,8 +145,13 @@ public:
 	{
 	}
 
-	// Distributing the stack is allowed only for compatible items (helmets into helmet slot etc.)
+	/** Distributing the stack is allowed only for compatible items (helmets into helmet slot etc.) */
 	virtual void DistributeStack(cItem & a_ItemStack, cPlayer & a_Player, bool a_ShouldApply, bool a_KeepEmptySlots) override;
+
+	/** Called when a player clicks in the window. Parameters taken from the click packet. */
+	virtual void Clicked(cPlayer & a_Player, int a_SlotNum, eClickAction a_ClickAction, const cItem & a_ClickedItem) override;
+
+	bool CanPlaceInSlot(int a_SlotNum, const cItem & a_Item);
 } ;
 
 
diff --git a/src/WebAdmin.cpp b/src/WebAdmin.cpp
index a3b3cc5be..737705d7c 100644
--- a/src/WebAdmin.cpp
+++ b/src/WebAdmin.cpp
@@ -285,11 +285,6 @@ void cWebAdmin::HandleWebadminRequest(cHTTPConnection & a_Connection, cHTTPReque
 		Content = GetDefaultPage();
 	}
 
-	if (ShouldWrapInTemplate && (URL.size() > 1))
-	{
-		Content += "\n<p><a href='" + BaseURL + "'>Go back</a></p>";
-	}
-
 	int MemUsageKiB = cRoot::GetPhysicalRAMUsage();
 	if (MemUsageKiB > 0)
 	{
diff --git a/src/World.cpp b/src/World.cpp
index 25ac9b021..5ac8e0a6e 100644
--- a/src/World.cpp
+++ b/src/World.cpp
@@ -316,12 +316,9 @@ int cWorld::GetDefaultWeatherInterval(eWeather a_Weather)
 		{
 			return 2400 + (m_TickRand.randInt() % 4800);   // 2 - 6 minutes
 		}
-		default:
-		{
-			LOGWARNING("%s: Missing default weather interval for weather %d.", __FUNCTION__, a_Weather);
-			return -1;
-		}
-	}  // switch (Weather)
+	}
+	LOGWARNING("%s: Missing default weather interval for weather %d.", __FUNCTION__, a_Weather);
+	return -1;
 }
 
 
@@ -521,21 +518,6 @@ void cWorld::Start(void)
 	}
 	AString Dimension = IniFile.GetValueSet("General", "Dimension", "Overworld");
 	m_Dimension = StringToDimension(Dimension);
-	switch (m_Dimension)
-	{
-		case dimNether:
-		case dimOverworld:
-		case dimEnd:
-		{
-			break;
-		}
-		default:
-		{
-			LOGWARNING("Unknown dimension: \"%s\". Setting to Overworld", Dimension.c_str());
-			m_Dimension = dimOverworld;
-			break;
-		}
-	}  // switch (m_Dimension)
 
 	// Try to find the "SpawnPosition" key and coord values in the world configuration, set the flag if found
 	int KeyNum = IniFile.FindKey("SpawnPosition");
@@ -592,12 +574,6 @@ void cWorld::Start(void)
 		case dimOverworld: DefaultMonsters = "bat, cavespider, chicken, cow, creeper, enderman, horse, mooshroom, ocelot, pig, sheep, silverfish, skeleton, slime, spider, squid, wolf, zombie"; break;
 		case dimNether:    DefaultMonsters = "blaze, ghast, magmacube, skeleton, zombie, zombiepigman"; break;
 		case dimEnd:       DefaultMonsters = "enderman"; break;
-		default:
-		{
-			ASSERT(!"Unhandled world dimension");
-			DefaultMonsters = "wither";
-			break;
-		}
 	}
 	m_bAnimals = IniFile.GetValueSetB("Monsters", "AnimalsOn", true);
 	AString AllMonsters = IniFile.GetValueSet("Monsters", "Types", DefaultMonsters);
@@ -687,6 +663,30 @@ void cWorld::GenerateRandomSpawn(void)
 
 
 
+eWeather cWorld::ChooseNewWeather()
+{
+	// Pick a new weather. Only reasonable transitions allowed:
+	switch (m_Weather)
+	{
+		case eWeather_Sunny:
+		case eWeather_ThunderStorm: return eWeather_Rain;
+			
+		case eWeather_Rain:
+		{
+			// 1/8 chance of turning into a thunderstorm
+			return ((m_TickRand.randInt() % 256) < 32) ? eWeather_ThunderStorm : eWeather_Sunny;
+		}
+	}
+	
+	LOGWARNING("Unknown current weather: %d. Setting sunny.", m_Weather);
+	ASSERT(!"Unknown weather");
+	return eWeather_Sunny;
+}
+
+
+
+
+
 void cWorld::Stop(void)
 {
 	// Delete the clients that have been in this world:
@@ -786,30 +786,8 @@ void cWorld::TickWeather(float a_Dt)
 	else
 	{
 		// Change weather:
-	
-		// Pick a new weather. Only reasonable transitions allowed:
-		eWeather NewWeather = m_Weather;
-		switch (m_Weather)
-		{
-			case eWeather_Sunny:        NewWeather = eWeather_Rain; break;
-			case eWeather_ThunderStorm: NewWeather = eWeather_Rain; break;
-			case eWeather_Rain:
-			{
-				// 1/8 chance of turning into a thunderstorm
-				NewWeather = ((m_TickRand.randInt() % 256) < 32) ? eWeather_ThunderStorm : eWeather_Sunny;
-				break;
-			}
-			
-			default:
-			{
-				LOGWARNING("Unknown current weather: %d. Setting sunny.", m_Weather);
-				ASSERT(!"Unknown weather");
-				NewWeather = eWeather_Sunny;
-			}
-		}
-		
-		SetWeather(NewWeather);
-	}  // else (m_WeatherInterval > 0)
+		SetWeather(ChooseNewWeather());
+	}
 
 	if (m_Weather == eWeather_ThunderStorm)
 	{
diff --git a/src/World.h b/src/World.h
index e2be4cd35..f789916df 100644
--- a/src/World.h
+++ b/src/World.h
@@ -938,7 +938,10 @@ private:
 
 	/** <summary>Generates a random spawnpoint on solid land by walking chunks and finding their biomes</summary> */
 	void GenerateRandomSpawn(void);
-	
+
+	/** Chooses a reasonable transition from the current weather to a new weather **/
+	eWeather ChooseNewWeather(void);
+
 	/** Creates a new fluid simulator, loads its settings from the inifile (a_FluidName section) */
 	cFluidSimulator * InitializeFluidSimulator(cIniFile & a_IniFile, const char * a_FluidName, BLOCKTYPE a_SimulateBlock, BLOCKTYPE a_StationaryBlock);
 
diff --git a/src/WorldStorage/CMakeLists.txt b/src/WorldStorage/CMakeLists.txt
index 2c83c4662..2844f7fe5 100644
--- a/src/WorldStorage/CMakeLists.txt
+++ b/src/WorldStorage/CMakeLists.txt
@@ -6,6 +6,7 @@ include_directories ("${PROJECT_SOURCE_DIR}/../")
 
 file(GLOB SOURCE
     "*.cpp"
+    "*.h"
 )
 
 add_library(WorldStorage ${SOURCE})
diff --git a/src/WorldStorage/NBTChunkSerializer.cpp b/src/WorldStorage/NBTChunkSerializer.cpp
index 415693ae2..fd356c7de 100644
--- a/src/WorldStorage/NBTChunkSerializer.cpp
+++ b/src/WorldStorage/NBTChunkSerializer.cpp
@@ -28,7 +28,7 @@
 #include "../Entities/Boat.h"
 #include "../Entities/Minecart.h"
 #include "../Entities/Pickup.h"
-#include "../Entities/ProjectileEntity.h"
+#include "../Entities/ArrowEntity.h"
 #include "../Entities/TNTEntity.h"
 #include "../Entities/ExpOrb.h"
 #include "../Entities/HangingEntity.h"
@@ -39,7 +39,7 @@
 #include "../Mobs/Creeper.h"
 #include "../Mobs/Enderman.h"
 #include "../Mobs/Horse.h"
-#include "../Mobs/Magmacube.h"
+#include "../Mobs/MagmaCube.h"
 #include "../Mobs/Sheep.h"
 #include "../Mobs/Slime.h"
 #include "../Mobs/Skeleton.h"
@@ -516,7 +516,7 @@ void cNBTChunkSerializer::AddMonsterEntity(cMonster * a_Monster)
 			}
 			case cMonster::mtWither:
 			{
-				m_Writer.AddInt("Invul", ((const cWither *)a_Monster)->GetNumInvulnerableTicks());
+				m_Writer.AddInt("Invul", ((const cWither *)a_Monster)->GetWitherInvulnerableTicks());
 				break;
 			}
 			case cMonster::mtWolf:
@@ -621,10 +621,10 @@ void cNBTChunkSerializer::AddHangingEntity(cHangingEntity * a_Hanging)
 	m_Writer.AddInt("TileZ", a_Hanging->GetTileZ());
 	switch (a_Hanging->GetDirection())
 	{
-		case 0:    m_Writer.AddByte("Dir", (unsigned char)2); break;
-		case 1:    m_Writer.AddByte("Dir", (unsigned char)1); break;
-		case 2:    m_Writer.AddByte("Dir", (unsigned char)0); break;
-		case 3:    m_Writer.AddByte("Dir", (unsigned char)3); break;
+		case BLOCK_FACE_YM: m_Writer.AddByte("Dir", (unsigned char)2); break;
+		case BLOCK_FACE_YP: m_Writer.AddByte("Dir", (unsigned char)1); break;
+		case BLOCK_FACE_ZM: m_Writer.AddByte("Dir", (unsigned char)0); break;
+		case BLOCK_FACE_ZP: m_Writer.AddByte("Dir", (unsigned char)3); break;
 	}
 }
 
diff --git a/src/WorldStorage/WSSAnvil.cpp b/src/WorldStorage/WSSAnvil.cpp
index 48934d074..33f34728e 100644
--- a/src/WorldStorage/WSSAnvil.cpp
+++ b/src/WorldStorage/WSSAnvil.cpp
@@ -27,7 +27,6 @@
 #include "../BlockEntities/MobHeadEntity.h"
 #include "../BlockEntities/FlowerPotEntity.h"
 
-
 #include "../Mobs/Monster.h"
 #include "../Mobs/IncludeAllMonsters.h"
 
@@ -36,7 +35,12 @@
 #include "../Entities/FallingBlock.h"
 #include "../Entities/Minecart.h"
 #include "../Entities/Pickup.h"
-#include "../Entities/ProjectileEntity.h"
+#include "../Entities/ArrowEntity.h"
+#include "../Entities/ThrownEggEntity.h"
+#include "../Entities/ThrownEnderPearlEntity.h"
+#include "../Entities/ThrownSnowballEntity.h"
+#include "../Entities/FireChargeEntity.h"
+#include "../Entities/GhastFireballEntity.h"
 #include "../Entities/TNTEntity.h"
 #include "../Entities/ExpOrb.h"
 #include "../Entities/HangingEntity.h"
@@ -1757,7 +1761,7 @@ void cWSSAnvil::LoadBlazeFromNBT(cEntityList & a_Entities, const cParsedNBT & a_
 
 void cWSSAnvil::LoadCaveSpiderFromNBT(cEntityList & a_Entities, const cParsedNBT & a_NBT, int a_TagIdx)
 {
-	std::auto_ptr<cCavespider> Monster(new cCavespider());
+	std::auto_ptr<cCaveSpider> Monster(new cCaveSpider());
 	if (!LoadEntityBaseFromNBT(*Monster.get(), a_NBT, a_TagIdx))
 	{
 		return;
@@ -2272,7 +2276,7 @@ void cWSSAnvil::LoadWitherFromNBT(cEntityList & a_Entities, const cParsedNBT & a
 	int CurrLine = a_NBT.FindChildByName(a_TagIdx, "Invul");
 	if (CurrLine > 0)
 	{
-		Monster->SetNumInvulnerableTicks(a_NBT.GetInt(CurrLine));
+		Monster->SetWitherInvulnerableTicks(a_NBT.GetInt(CurrLine));
 	}
 
 	a_Entities.push_back(Monster.release());
diff --git a/src/WorldStorage/WSSCompact.cpp b/src/WorldStorage/WSSCompact.cpp
index 5435e6d5a..359bac4a8 100644
--- a/src/WorldStorage/WSSCompact.cpp
+++ b/src/WorldStorage/WSSCompact.cpp
@@ -468,7 +468,15 @@ cWSSCompact::cPAKFile::cPAKFile(const AString & a_FileName, int a_LayerX, int a_
 	for (int i = 0; i < NumChunks; i++)
 	{
 		sChunkHeader * Header = new sChunkHeader;
-		READ(*Header);
+		
+		// Here we do not use the READ macro, as it does not free the resources
+		// allocated with new in case of error.
+		if (f.Read(Header, sizeof(*Header)) != sizeof(*Header))
+		{
+			LOGERROR("ERROR READING %s FROM FILE %s (line %d); file offset %d", "Header", m_FileName.c_str(), __LINE__, f.Tell());
+			delete Header;
+			return;
+		}
 		m_ChunkHeaders.push_back(Header);
 	}  // for i - chunk headers
 
@@ -797,7 +805,6 @@ void cWSSCompact::cPAKFile::UpdateChunk2To3()
 			++index2;
 		}
 		InChunkOffset += index2 / 2;
-		index2 = 0;
 
 		AString Converted(ConvertedData, ExpectedSize);