Merge pull request #16 from XxShenglixX/master

Remove strlen,strcpy,strcmp,strcat and replace with memcpy,memcmp
Change the strcpy to use memcpy instead
Fix NULL case for compare_DictionaryData, fix determineNumberOfBitsRequired
Merge branch 'master' of https://github.com/darklord1310/Mini_Project_LZ78
Fix NULL case for compare_DictionaryData, fix determineNumberOfBitsRequired