Code cleanup.
Merge branch 'master' of github.com:dadleyy/Project-NN
Remove using in header file & cleanup code.
Merge branch 'master' of github.com:dadleyy/Project-NN
Add initial GUI manager.
Fix compile error.
Merge branch 'master' of github.com:dadleyy/Project-NN
Merge branch 'master' of github.com:dadleyy/Project-NN

Conflicts:
	Project-NN/states/TestState.h