Revert "entries2html.xsl: Removing comment too to avoid confusion"

This reverts commit 890f6a04d3de3441b549354547b750fb5f4c62e8.
Revert "entries2html.xsl: Temporarily removing reference to pushState-disabling script"

This reverts commit b9388ad5cf5fe8854a2d834a6ad74822b77c2733.