Adding dtypes for scales. string is the only categorical type
Adding dtypes for scales. string is the only categorical type

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