Apply wordbreak only to code blocks in headings
bug 950231: Render document after revision revert

* Schedule document rendering after revert

* Force doc rendering Celery task to load fresh document instance

* Use autocommit mode for revert_document, so kumascript gets current content
fix bug 970085 - Update social icon, move general social tags to base
fix bug 949330 - Make profile edit page responsive
While waiting for https://github.com/openjck/kuma/tree/migrate-mdn-screen.css this will concatenate the css files
fix bug 973070 - Set autofocus on document delete reason
fix bug 974390 - remove errant ending form tag
fix bug 974384 - Add external link style within articles
Removed the banning user from the admin list filters (because it'll render lots of users).
fix bug 971793 - drop redirect=no from message url
Add CKEditor-TeXZilla plugin

Link to CKEditor-TeXZilla: https://github.com/r-gaia-cs/CKEditor-TeXZilla

For this commit it was used c4e484c7f9fd71f5f313892a3da2919ee2b14722
add bitdeli badge to TRACK ALL THE THINGS!
add 404 event tracking for GA alerts
Remove legacy IE
Upgrade jQuery with a waffle switch
Format crazy eye blocks
fix the MDN-logo in the footer for rtl
specify privacy policy link to websites policy
Remove legacy redesign search artifacts
Update blueprint image per Martell's request