Mark 'closed' as translatable
Summary:
This is to allow conservative people to bring back the old manners.
NOTE: It doesn't mark all occurrences but I think that's good enough. We will eventually mark them all.
Test Plan: Translated 'closed', displayed closed revision.
Reviewers: epriestley
Reviewed By: epriestley
CC: aran, Korvin, asukhachev
Maniphest Tasks: T1139
Differential Revision: https://secure.phabricator.com/D2760