* Improve load times.
* Fix the messages_refs table, and make it usable for hashtags.
* Fix a circumstance where we would fail to call promise callbacks.
* Fix the private messages tab.
* Fix the room app.
* Expose followed accounts in a user's profile.
* Show connection status in the sidebar.
* Simplify placeholder messages.
* Only show "Mark as Read" when relevant.
* Treat profile images more like post images.
* Limit the WAL file size.
* Updates:
  * CodeMirror
  * sqlite 3.50.1
