Fix NULL case handle and char to unsigned char in Compression
Switch dictionary size in test_LZ78_CompressorDecompressor to 4096
Input source file and output decompressed file are verified with VBinDiff
README compression ratio 41.8%
libjansson-4.dll compression ratio 37.9%
StringObject.o compression ratio 39.2%
Merge
Added comment and remove unnecessary space/line
Merge pull request #18 from XxShenglixX/master

Fix NULL case handle and char to unsigned char in Compression