Extension:MassMessage/Page input list improvements/Progress reports

Current project status

 * The new backend is functional and delivery works, along with a UI for adding / removing pages directly from list view.
 * Currently tying up loose ends
 * To do: Add support for parser cache, write tests, deploy code, write user documentation for new features

Progress reports

 * Community bonding report
 * /May
 * /June
 * /July

Week of August 4

 * August 4-August 6: Discussed numerous changes to make with User:MZMcBride and worked on implementing them (see Bugzilla comment).