R1:1c2e7e5daa92

Fix Paste translation

Summary: This syntax is extremely stupid, I'll probably rewrite it later.

Test Plan:
pht('%s Line(s)', number_format(1000));

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D4272