FIX database growth when running the ﻿PeriodicalUpdates job
Ember Upgrade: 1.0
Update nginx.config.sample to allow custom CSS

cf. http://meta.discourse.org/t/changing-css-in-customize-section-has-no-effect/10036
FIX: Allow Spoiler plugin (and others that use prototype.on) to work even if ListView was not initialized.
FIX: Blockquote issue
BUG: editing first PM was showing category selector
Avoid superfluous transaction when saving drafts
make it more idiomatic
404 page had horrible perf, it was using "take" instead of limit.
in such cases EVERY row is materialized and only after the limit is applied.

So ... imagine what happens on a forum with 2,000,000 topics
fix inability to save posts when navigated away,
oh my ... what a mess, there must be a better way
Merge branch 'master' of https://github.com/discourse/discourse