* The connections tab now shows replication progress.
* Replication performance and thoroughness improvements.
* Bind only to localhost on mobile, configurable.
* Request blobs referenced by referenced blobs, and improve performance of that
  query.
* Fix file upload on iOS.
* Add rough back/forward/refresh buttons on iOS.
* Other crash fixes and performance improvements.
* Updates:
  * CodeMirror
  * w3.css
