BUGFIX: incorrect OOBGC algorithm, not dynamically adjusting
update hiredis to ruby master compat version

also fixes hiredis bugs
BUGFIX: raise message bus messages after data is committed
fix bust spec
Revert "BUGFIX: raise message bus messages after data is committed"

This reverts commit d2926424d65dbf21fae1814eb67a7f2db9294f5b.
New field: Whether or not to include an expandable first post for
embedded content.
Interface for expanding OP contents
Remote fetching of blog contents
Adds better reusable error message support. Added to fetching remote
posts. /cc @riking
Minor tweaks to importing first posts
Allow the `content_sha1` column of `topic_embed` to be nullable
BUGFIX: reload site settings on rails reload in dev
fixing blockquotes in composer preview
Merge pull request #2221 from awesomerobot/master

fixing blockquotes in composer preview
FIX: broken Pagedown editor for About, Site Content and similar places.
better use secondary text color a few places
Merge pull request #2223 from velesin/about_me_editor_fix

FIX: broken Pagedown editor for About, Site Content and similar places.
*minus #show-topic-admin button z-index by 1 which will be covered by #user-dropdown
*Add 14px width for #topic-admin-menu icon, align the button text
Merge pull request #2224 from fantasticfears/tweak

z-index tweaks for #user-dropdown and align the #topic-admin-menu icon
FIX: Allow expanding posts when anonymous, add specs