More Qunit tests including a CLI runner
Change all headers to X-Discourse-* instead of Discourse-*
Moved Formatter, KeyValueStore and Onebox jasmine tests to QUnit.
Allow reply by email for admins in PMs
Remove bookmark from top right of post; move its functionality to the post menu button
Move post date and edits link to top right of content area
Merge remote-tracking branch 'upstream/master'