refactoris

Signed-off-by: parhamfh <parhamfh@kth.se>
reordering of abc functions

Signed-off-by: parhamfh <parhamfh@kth.se>
fixed typo

Signed-off-by: parhamfh <parhamfh@kth.se>
fixed crap

Signed-off-by: parhamfh <parhamfh@kth.se>
implemented/overrided abc functions

Signed-off-by: parhamfh <parhamfh@kth.se>
Fixed RhythmModel!

Yay

Signed-off-by: parhamfh <parhamfh@kth.se>