Removed references to styles module in reference manual
Removed references to styles module in reference manual

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