Added support for non-NdMapping types in Unpickler.collect methods
Added support for non-NdMapping types in Unpickler.collect methods

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