Fix aspect renaming after a regression caused by jquery upgrade, close #4822
Merge pull request #4827 from Flaburgan/fix-aspect-renaming

Fix aspect renaming after a regression caused by jquery upgrade
atom-feed content changed to html, use better post-title extractor

Valid atom feed. Also these features are partially included:
- http://activitystrea.ms/specs/atom/1.0/#activity.verb
- http://portablecontacts.net/draft-spec.html#anchor16
Merge pull request #4834 from Faldrian/atomfeedtohtml

atom-feed content changed to html, use better post-title extractor
Fix plaintext mode for mentionable

Also slight refactors to it.
Merge pull request #4831 from MrZYX/fix_plaintext_mentions

Fix plaintext mode for mentionable
port publisher and bookmarklet to bootstrap
Use a button instead of input to submit, use smaller photos
Refactor publisher
use fixture
Merge pull request #4678 from svbergerem/port-publisher-bootstrap

Port publisher and bookmarklet to bootstrap
Fix different button sizes in new publisher
Merge pull request #4844 from svbergerem/new-publisher-fix-button-height

Fix different button sizes in new publisher
Show hovercards in the notification drop-down for users on the same pod
Fix atom feed for reshares of deleted posts.

Propose for fix #4638

Added Changelog line

Added Specs for testing if the reshared origin post is deleted and therefore not shown in the atom feed
Merge branch 'MatrixCrawler-4638-Atom-Feed-Error' into develop
Merge pull request #4843 from svbergerem/4228-hovercards-same-pod

Show hovercards in the notification drop-down for users on the same pod

Conflicts:
	Changelog.md
Fix publisher broken after jquery upgrade
Fixed #4726 infinite photo stream
Merge pull request #4845 from Flaburgan/fix-mention-publisher

Fix publisher broken after jquery upgrade