Auto-anchor attribute regexes, document _validTags
FIX: Use lang- prefixes for HLJS; add nohighlight for ...

text; use a proper whiteListTag() call.

Old posts are not affected - no global rebake is necessary.
Clean up validateAttribute() function

Remove code duplication
FEATURE: Allow explicit rel="nofollow" on links
Fix JSHint
Fix data-* behavior (failure to understand own docs)
Update Markdown tests
Add emoji pl_PL localization
Remove href attribute from tab link to prevent duplicate event on enter.

Because Discourse doesn't preventDefault on links with an href of "#"
this tab-able link was firing a click event when enter was pressed. This
had the unfortunate side effect of breaking the history, making routing
and navigation unreliable.
Add additional fields that indicate reply

When scanning for where a reply starts, three lines in a row matching common email reply headers indicate the start of a reply. Add 'Cc', 'Bcc', and 'Date' because these are also common.
Feature: Extended user stats in user export csv
Add ?include_raw parameter to topic views
adding last post/joined to usercard
Merge pull request #2939 from awesomerobot/master

adding last post/joined to usercard
FIX: mobile date was pushed offscreen, w/ h-scroll
mobile user profile page tweak
mobile user profile page tweak
FIX: restrict the size of small tags (when nested)
Add archive.org to crawler list to serve no-js to
Merge pull request #2941 from riking/archive_org

Add archive.org to crawler list to serve no-js to