Added support for 'labels' key in fontsize dictionary
Added support for 'labels' key in fontsize dictionary

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