fix regression in speed up/slow down buttons
fix regression in speed up/slow down buttons

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