v3.4.0

PlutoStaticHTML v3.4.0

Diff since v3.3.1

Make the error for a failing build dramatically more clear, update the docs and stop exporting notebook2html because parallel_build is more useful.

Closed issues:

• # hide comment not implemented (#54)
• Error is very cryptic (#57)

Merged pull requests:

• Deduplicate code in override (#63) (@rikhuijzer)
• Fix unclear error (#64) (@rikhuijzer)
• Update docs (#65) (@rikhuijzer)
• Improve error futher (#66) (@rikhuijzer)