Fixed GenericCompositePlot.get_frame for DynamicMaps with streams
Fixed GenericCompositePlot.get_frame for DynamicMaps with streams

ioam/holoviews,basnijholt/holoviews,basnijholt/holoviews,ioam/holoviews,ioam/holoviews,basnijholt/holoviews