Cosmetic changes.
Add post_id to user_badges table.
Add ability to specify custom font awesome icon for badges.
Allow specifying URLs as badge certificates.
Mark badge notification as read when the notification is clicked.
Use Em.computed.match.
Add missing <tbody> tags.
Add notification_id column to user_badges.
Move badge grant_count updating to the UserBadge model callbacks.
Grant system badges in a background job.
Add like-based system badges.
Make the Visit topic link a button in flags UI
FIX: strip html tags from category badge tooltips
Put the 'Powered by Discourse...' message shown to crawlers and no-js visitors in a footer element so that SEO something something.
Add meta generator tag with the Discourse version. Use a partial for common head elements.
Merge pull request #2431 from vikhyat/badge-system

Custom badge icons
Refactor: split out update process from docker test
Refactor: allow running js or ruby tests only
Merge branch 'master' of github.com:discourse/discourse
BUGFIX: don't require env if its not needed