clean up drum behavior in tie --see #1040
clean up drum behavior in tie --see #1040

Hrishi1999/musicblocks,Hrishi1999/musicblocks,eohomegrownapps/musicblocks,walterbender/musicblocks,Hrishi1999/musicblocks,eohomegrownapps/musicblocks,walterbender/musicblocks,eohomegrownapps/musicblocks,walterbender/musicblocks