Updated to version 1.3
Added: searching src directory recursively

Added first steps for searching the source directory recursively. Note:
not tested if it compiles, not tested if it actually works
Fixed some errors
Finalized recursive directory scanning
Updated Readme for version 1.4
Update README.md
Added saver file handling
Merged readme file
Merge branch 'testing' of https://github.com/CutePoisonX/PoisonConvert into testing
improved success-checking
Fixed compiling issue
Finalized version 1.4
Added GPL
Merged version 1.4