etherpad plugins

• a [[list]]
  • [[go]] https://stoa.anagora.org/admin/plugins (sorry, only I can access this for now :) )
  • but it's just /admin/plugins in any [[etherpad]] instance
• https://www.npmjs.com/package/ep_git_commit_saved_revision looks interesting
• https://www.npmjs.com/package/ep_openid_connect could be used to allow for single-user pads
• https://github.com/ether/ep_webrtc