* Adding two Note Generators
* Re-factoring a bit QExercice accordingly
Merge remote-tracking branch 'upstream/master'

Conflicts:  QExercise.cpp Resolved
Adding a virtual destructor
Adding some code to default to pc keyboard if midi isn't available
Merge pull request #1 from DeepFriedSeagull/master

OK looks good (beside naming convention :-P !). Thanks for the new stuff!