Update requirement to controls
Update requirement to controls

ChakriCherukuri/bqplot,SylvainCorlay/bqplot,dmadeka/bqplot,dmadeka/bqplot,SylvainCorlay/bqplot,ChakriCherukuri/bqplot,bloomberg/bqplot,bloomberg/bqplot,ChakriCherukuri/bqplot,SylvainCorlay/bqplot,bloomberg/bqplot