Fixed automatic naming generation in Layout and Overlay
Fixed automatic naming generation in Layout and Overlay

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