[1.1.X] Fixed #4695 - Worked around a problem of xgettext ignoring some...

[1.1.X] Fixed #4695 - Worked around a problem of xgettext ignoring some translation strings in JavaScript files. Thanks, Ramiro Morales.

Backport of r12441.

git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.1.X@12451 bcc190cf-cafb-0310-a4f2-bffc1f526a37