Thanks Tim Graham for the review.

This enables the admin to display the correct localized month name if %B
is used in the date format.

Because we now load data into the page via JSON, we don't need to
unescape it anymore.

Thanks Trey Hunner for cleaning the initial patch and Tim Graham for
the review.

Setup QUnit, added tests, and measured test coverage.

Thanks to Nick Sanford for the initial tests.