Add support for localization of (working copy) in SVN

Review Request #7341 — Created May 27, 2015 and submitted — Latest diff uploaded

Information

Review Board
release-2.0.x
890f1bf...

Reviewers

Previously we would only support inter-revision diffs generated in
non-English locales. Now, we also support working copy diffs generated
in these same locales.

Ran unit tests.

Able to upload diffs generated in other locales.