fixes #641 -- properly restore beat factor after leaving divide beat factor block
fixes #641 -- properly restore beat factor after leaving divide beat factor block

eohomegrownapps/musicblocks,walterbender/musicblocks,sachi-d/musicblocks,eohomegrownapps/musicblocks,Hrishi1999/musicblocks,Hrishi1999/musicblocks,sachi-d/musicblocks,eohomegrownapps/musicblocks,walterbender/musicblocks,sachi-d/musicblocks,Hrishi1999/musicblocks,walterbender/musicblocks