adding hover handlers to the scatter
adding hover handlers to the scatter

bloomberg/bqplot,ChakriCherukuri/bqplot,SylvainCorlay/bqplot,ssunkara1/bqplot,bloomberg/bqplot,SylvainCorlay/bqplot,rmenegaux/bqplot,ChakriCherukuri/bqplot,dmadeka/bqplot,rmenegaux/bqplot,ChakriCherukuri/bqplot,bloomberg/bqplot,SylvainCorlay/bqplot,dmadeka/bqplot,ssunkara1/bqplot