Minor optimization to _resort on NdMapping
Minor optimization to _resort on NdMapping

It is probably best to avoid supplying a custom sorting function that
implements the default sorting behaviour.

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