R1:ee44c6db53e2

Translate Differential Feed/Comment/Asana stories

Summary: I don't think this is too terrible, and makes the future easier? Maybe?

Test Plan: ALLCAPS translation, Viewed a diff, feed, and notifications.

Reviewers: epriestley, btrahan

Reviewed By: epriestley

CC: Korvin, epriestley, aran

Differential Revision: https://secure.phabricator.com/D8175