Merge pull request #12 from XxShenglixX/master

Fix Stream error
use travis to test for bad memory access in LZ78_CompressorDecompressor
Rewritten the LZ78_Decompressor with a new algorithm
Reorganize all the test code and function for decompression
Changed the dictionary entry size from 1024 to 4096
Completed the test for Decompression function and LZ78_Decompressor
Completed the LZ78 Decompressor for fixed index, but binary file still failed
Added renameCompressedFile and its test code
Added function getVariableIndex
Modified the function LZ78_Decompression to make it ready for variable mode
Added Utility module, Reposition input and output source file
Merge branch 'master' of https://github.com/darklord1310/Mini_Project_LZ78