Fix to type checking in Plots to allow sublasses of Views
Fix to type checking in Plots to allow sublasses of Views

basnijholt/holoviews,mjabri/holoviews,mjabri/holoviews,basnijholt/holoviews,ioam/holoviews,vascotenner/holoviews,basnijholt/holoviews,vascotenner/holoviews,mjabri/holoviews,ioam/holoviews,ioam/holoviews,vascotenner/holoviews