FIX: Broken unsubscribe link in HTML email
Performance: reduce max length post model for testing purpose
added KBD style back
The Rails JSON encoder API requires `as_json` to take an optional arg
Don't abuse as_json, it's not meant for consumption

The `as_json` API is a hook for JSON encoders to call, not meant for
consumption like this, and the result is not guarenteed to be stable
across Rails versions.

There might be other cases like this that we should revisit later, but
this one in particular is causing a test to fail on Rails master.
Merge pull request #1706 from awesomerobot/master

added KBD style back
Merge pull request #1708 from chancancode/dont_abuse_as_json

Don't abuse as_json, it's not meant for consumption
Merge pull request #1707 from chancancode/as_json_fix

The Rails JSON encoder API requires `as_json` to take an optional arg
Fix email_preview AJAX call to use Discourse.ajax
cors for fonts, so firefox stays happy
break cache of fonts
message bus and vestal versions update
auto close is messed up in category edit, remove for now
skip validations for Spam Rules when needed
bug: if status changes always attempt to update the feature topics for the category right away
Fixed broken links in Digest email

Based on @eviltrout's fix from 7a60eacca95f7e036bb83ea512cec7225dc73c2c.
Merge pull request #1711 from kohenkatz/bug/digest_email_links_broken

Fixed broken links in HTML version of Digest email
Merge pull request #1710 from benjaminbrent/master

Fix email_preview AJAX call to use Discourse.ajax
add wrapper class for lightboxes
update magnific popup to latest (v. 0.9.9)