Merge pull request #861 from endJunction/RemoveZlib

CMakeLists.txt

FileIO/CMakeLists.txt

SimpleTests/MeshTests/CMakeLists.txt

ThirdParty/CMakeLists.txt

ThirdParty/zlib/CMakeLists.txt

ThirdParty/zlib/README

ThirdParty/zlib/adler32.c

ThirdParty/zlib/compress.c

ThirdParty/zlib/crc32.c

ThirdParty/zlib/crc32.h

ThirdParty/zlib/deflate.c

ThirdParty/zlib/deflate.h

ThirdParty/zlib/gzclose.c

ThirdParty/zlib/gzguts.h

ThirdParty/zlib/gzlib.c

ThirdParty/zlib/gzread.c

ThirdParty/zlib/gzwrite.c

ThirdParty/zlib/infback.c

ThirdParty/zlib/inffast.c

ThirdParty/zlib/inffast.h