changelog
    
    
    - Tue, 16 Feb 2016 19:59:43 +0200
 
    - by Teemu Piippo <crimsondusk64@gmail.com> [Tue, 16 Feb 2016 19:59:43 +0200] rev 1023
 
    - Split grid stuff into a new class Grid in grid.cpp/grid.h
 
    - Tue, 16 Feb 2016 16:28:44 +0200
 
    - by Teemu Piippo <crimsondusk64@gmail.com> [Tue, 16 Feb 2016 16:28:44 +0200] rev 1022
 
    - Use a better gcd algorithm, some style fixes
 
    - Tue, 16 Feb 2016 02:11:33 +0200
 
    - by Teemu Piippo <crimsondusk64@gmail.com> [Tue, 16 Feb 2016 02:11:33 +0200] rev 1021
 
    - Replaced GetRecursiveFilenames with QDirIterator