Added achievements support, implemented loading and saving of game results and cleaned up code
Rewrote GameResults to improve platform independence
Merge remote-tracking branch 'origin/core' into wp
Rewrote code that handles the exception when trying to load an empty game results file
Merge branch 'core' of github.com:Ch-A/Schnittkraftmeister into wp
Added level completed achievements for one more level
Merge branch 'core' of github.com:Ch-A/Schnittkraftmeister into wp
Implemented achievements viewer on Scores page