R1:5f766c231de4

Celerity Update

Summary: I forgot Celerity :( Can't a linter pick up CSS changes without a celerity update?

Test Plan: reload page

Reviewers: codeblock, epriestley

Reviewed By: codeblock

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D4559