Added utility functions to compute ranges and extents
Added utility functions to compute ranges and extents

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