django/django — pull request #1773 by Bouke (2013-10-18 14:27:37+00:00)
Title: #5849 -- Strip whitespace from blocktrans

See [ticket 5849](https://code.djangoproject.com/ticket/5849) for background on this PR. The patch was written by mpessas, the PR rebased by me. This PR supersedes PR #803.