Switched NotebookArchive HTML buffer to StringIO
Switched NotebookArchive HTML buffer to StringIO

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