Support for file names in upper case #20

Merge branch 'master' of https://github.com/rm-NoobInCoding/UnPSARC

Update README.md

removed some empty lines

Error Handling

Fixed a bug that make unpacked files empty

Merge branch 'master' of https://github.com/rm-NoobInCoding/UnPSARC

Merge branch 'master' of https://github.com/rm-NoobInCoding/UnPSARC

Fix wrong file name

Remove all comments
Fix error when file path is too long

Remove some useless packege