Added OptsCompleter class and configured completion for opts magic
Added OptsCompleter class and configured completion for opts magic

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