- moved third party library projects to a subfolder to reduce size of the root.

# Conflicts:
#	CMakeLists.txt
#	libraries/glslang/OGLCompilersDLL/CMakeLists.txt
#	libraries/glslang/OGLCompilersDLL/InitializeDll.cpp
#	libraries/glslang/OGLCompilersDLL/InitializeDll.h
#	libraries/glslang/glslang/CMakeLists.txt
#	libraries/glslang/glslang/GenericCodeGen/CodeGen.cpp
#	libraries/glslang/glslang/GenericCodeGen/Link.cpp
#	libraries/glslang/glslang/Include/BaseTypes.h
#	libraries/glslang/glslang/Include/Common.h
#	libraries/glslang/glslang/Include/ConstantUnion.h
#	libraries/glslang/glslang/Include/InfoSink.h
#	libraries/glslang/glslang/Include/InitializeGlobals.h
#	libraries/glslang/glslang/Include/PoolAlloc.h
#	libraries/glslang/glslang/Include/ResourceLimits.h
#	libraries/glslang/glslang/Include/ShHandle.h
#	libraries/glslang/glslang/Include/Types.h
#	libraries/glslang/glslang/Include/arrays.h
#	libraries/glslang/glslang/Include/intermediate.h
#	libraries/glslang/glslang/Include/revision.h
#	libraries/glslang/glslang/Include/revision.template
#	libraries/glslang/glslang/MachineIndependent/Constant.cpp
#	libraries/glslang/glslang/MachineIndependent/InfoSink.cpp
#	libraries/glslang/glslang/MachineIndependent/Initialize.cpp
#	libraries/glslang/glslang/MachineIndependent/Initialize.h
#	libraries/glslang/glslang/MachineIndependent/IntermTraverse.cpp
#	libraries/glslang/glslang/MachineIndependent/Intermediate.cpp
#	libraries/glslang/glslang/MachineIndependent/LiveTraverser.h
#	libraries/glslang/glslang/MachineIndependent/ParseContextBase.cpp
#	libraries/glslang/glslang/MachineIndependent/ParseHelper.cpp
#	libraries/glslang/glslang/MachineIndependent/ParseHelper.h
#	libraries/glslang/glslang/MachineIndependent/PoolAlloc.cpp
#	libraries/glslang/glslang/MachineIndependent/RemoveTree.cpp
#	libraries/glslang/glslang/MachineIndependent/RemoveTree.h
#	libraries/glslang/glslang/MachineIndependent/Scan.cpp
#	libraries/glslang/glslang/MachineIndependent/Scan.h
#	libraries/glslang/glslang/MachineIndependent/ScanContext.h
#	libraries/glslang/glslang/MachineIndependent/ShaderLang.cpp
#	libraries/glslang/glslang/MachineIndependent/SymbolTable.cpp
#	libraries/glslang/glslang/MachineIndependent/SymbolTable.h
#	libraries/glslang/glslang/MachineIndependent/Versions.cpp
#	libraries/glslang/glslang/MachineIndependent/Versions.h
#	libraries/glslang/glslang/MachineIndependent/attribute.cpp
#	libraries/glslang/glslang/MachineIndependent/attribute.h
#	libraries/glslang/glslang/MachineIndependent/gl_types.h
#	libraries/glslang/glslang/MachineIndependent/glslang.y
#	libraries/glslang/glslang/MachineIndependent/glslang_tab.cpp
#	libraries/glslang/glslang/MachineIndependent/glslang_tab.cpp.h
#	libraries/glslang/glslang/MachineIndependent/intermOut.cpp
#	libraries/glslang/glslang/MachineIndependent/iomapper.cpp
#	libraries/glslang/glslang/MachineIndependent/iomapper.h
#	libraries/glslang/glslang/MachineIndependent/limits.cpp
#	libraries/glslang/glslang/MachineIndependent/linkValidate.cpp
#	libraries/glslang/glslang/MachineIndependent/localintermediate.h
#	libraries/glslang/glslang/MachineIndependent/parseConst.cpp
#	libraries/glslang/glslang/MachineIndependent/parseVersions.h
#	libraries/glslang/glslang/MachineIndependent/pch.cpp
#	libraries/glslang/glslang/MachineIndependent/pch.h
#	libraries/glslang/glslang/MachineIndependent/preprocessor/Pp.cpp
#	libraries/glslang/glslang/MachineIndependent/preprocessor/PpAtom.cpp
#	libraries/glslang/glslang/MachineIndependent/preprocessor/PpContext.cpp
#	libraries/glslang/glslang/MachineIndependent/preprocessor/PpContext.h
#	libraries/glslang/glslang/MachineIndependent/preprocessor/PpScanner.cpp
#	libraries/glslang/glslang/MachineIndependent/preprocessor/PpTokens.cpp
#	libraries/glslang/glslang/MachineIndependent/preprocessor/PpTokens.h
#	libraries/glslang/glslang/MachineIndependent/propagateNoContraction.cpp
#	libraries/glslang/glslang/MachineIndependent/propagateNoContraction.h
#	libraries/glslang/glslang/MachineIndependent/reflection.cpp
#	libraries/glslang/glslang/MachineIndependent/reflection.h
#	libraries/glslang/glslang/OSDependent/Unix/CMakeLists.txt
#	libraries/glslang/glslang/OSDependent/Unix/ossource.cpp
#	libraries/glslang/glslang/OSDependent/Windows/CMakeLists.txt
#	libraries/glslang/glslang/OSDependent/Windows/main.cpp
#	libraries/glslang/glslang/OSDependent/Windows/ossource.cpp
#	libraries/glslang/glslang/OSDependent/osinclude.h
#	libraries/glslang/glslang/Public/ShaderLang.h
#	libraries/glslang/glslang/updateGrammar
#	libraries/glslang/spirv/CMakeLists.txt
#	libraries/glslang/spirv/GLSL.ext.AMD.h
#	libraries/glslang/spirv/GLSL.ext.EXT.h
#	libraries/glslang/spirv/GLSL.ext.KHR.h
#	libraries/glslang/spirv/GLSL.ext.NV.h
#	libraries/glslang/spirv/GLSL.std.450.h
#	libraries/glslang/spirv/GlslangToSpv.cpp
#	libraries/glslang/spirv/GlslangToSpv.h
#	libraries/glslang/spirv/InReadableOrder.cpp
#	libraries/glslang/spirv/Logger.cpp
#	libraries/glslang/spirv/Logger.h
#	libraries/glslang/spirv/SPVRemapper.cpp
#	libraries/glslang/spirv/SPVRemapper.h
#	libraries/glslang/spirv/SpvBuilder.cpp
#	libraries/glslang/spirv/SpvBuilder.h
#	libraries/glslang/spirv/SpvPostProcess.cpp
#	libraries/glslang/spirv/SpvTools.cpp
#	libraries/glslang/spirv/SpvTools.h
#	libraries/glslang/spirv/bitutils.h
#	libraries/glslang/spirv/disassemble.cpp
#	libraries/glslang/spirv/disassemble.h
#	libraries/glslang/spirv/doc.cpp
#	libraries/glslang/spirv/doc.h
#	libraries/glslang/spirv/hex_float.h
#	libraries/glslang/spirv/spirv.hpp
#	libraries/glslang/spirv/spvIR.h
#	src/CMakeLists.txt

CMakeLists.txt

@@ -318,8 +318,8 @@ if( ZLIB_FOUND AND NOT FORCE_INTERNAL_ZLIB )
 else()
 	message( STATUS "Using internal zlib" )
 	set( SKIP_INSTALL_ALL TRUE ) # Avoid installing zlib alongside zdoom
-	add_subdirectory( zlib )
-	set( ZLIB_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/zlib )
+	add_subdirectory( libraries/zlib )
+	set( ZLIB_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/libraries/zlib )
 	set( ZLIB_LIBRARIES z )
 	set( ZLIB_LIBRARY z )
 endif()
@@ -343,8 +343,8 @@ if( ${HAVE_VM_JIT} )
 	else()
 		message( STATUS "Using internal asmjit" )
 		set( SKIP_INSTALL_ALL TRUE ) # Avoid installing asmjit alongside zdoom
-		add_subdirectory( asmjit )
-		set( ASMJIT_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/asmjit )
+		add_subdirectory( libraries/asmjit )
+		set( ASMJIT_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/libraries/asmjit )
 		set( ASMJIT_LIBRARIES asmjit )
 		set( ASMJIT_LIBRARY asmjit )
 	endif()
@@ -354,8 +354,8 @@ if( JPEG_FOUND AND NOT FORCE_INTERNAL_JPEG )
 	message( STATUS "Using system jpeg library, includes found at ${JPEG_INCLUDE_DIR}" )
 else()
 	message( STATUS "Using internal jpeg library" )
-	add_subdirectory( jpeg )
-	set( JPEG_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/jpeg )
+	add_subdirectory( libraries/jpeg )
+	set( JPEG_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/libraries/jpeg )
 	set( JPEG_LIBRARIES jpeg )
 	set( JPEG_LIBRARY jpeg )
 endif()
@@ -364,8 +364,8 @@ if( BZIP2_FOUND AND NOT FORCE_INTERNAL_BZIP2 )
 	message( STATUS "Using system bzip2 library, includes found at ${BZIP2_INCLUDE_DIR}" )
 else()
 	message( STATUS "Using internal bzip2 library" )
-	add_subdirectory( bzip2 )
-	set( BZIP2_INCLUDE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/bzip2" )
+	add_subdirectory( libraries/bzip2 )
+	set( BZIP2_INCLUDE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/libraries/bzip2" )
 	set( BZIP2_LIBRARIES bz2 )
 	set( BZIP2_LIBRARY bz2 )
 endif()
@@ -377,12 +377,12 @@ else()
 	# Use MAME as it's balanced emulator: well-accurate, but doesn't eats lot of CPU
 	# Nuked OPN2 is very accurate emulator, but it eats too much CPU for the workflow
 	set( GME_YM2612_EMU "MAME" )
-	add_subdirectory( game-music-emu )
-	set( GME_INCLUDE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/game-music-emu" )
+	add_subdirectory( libraries/game-music-emu )
+	set( GME_INCLUDE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/libraries/game-music-emu" )
 	set( GME_LIBRARIES gme )
 endif()
 
-set( LZMA_INCLUDE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/lzma/C" )
+set( LZMA_INCLUDE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/libraries/lzma/C" )
 
 if( NOT CMAKE_CROSSCOMPILING )
 	if( NOT CROSS_EXPORTS )
@@ -400,10 +400,10 @@ install(DIRECTORY docs/
 		DESTINATION ${INSTALL_DOCS_PATH}
 		COMPONENT "Documentation")
 
-add_subdirectory( lzma )
+add_subdirectory( libraries/lzma )
 add_subdirectory( tools )
-add_subdirectory( dumb )
-add_subdirectory( gdtoa )
+add_subdirectory( libraries/dumb )
+add_subdirectory( libraries/gdtoa )
 add_subdirectory( wadsrc )
 add_subdirectory( wadsrc_bm )
 add_subdirectory( wadsrc_lights )