Added pre-normalization and collapse call to ElementPlot
Added pre-normalization and collapse call to ElementPlot

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