Added Bashar Al-Abdulhadi to AUTHORS

Thanks Loic Bistuer for helping in shaping the patch and Claude Paroz
for the review.

made django 100% arabized https://www.transifex.com/projects/p/django/language/ar/ , https://twitter.com/_Bashar/status/468845303668695040

This ensure that ''.join(c) in jslex.py always returns text.

Fixed #23637 -- Removed TUX, lighttpd, and Cherokee as common.

Previous versions of the tests were buggy, as initial_data.json
did exist and the test wasn't failing. It was finally failing on
Python 3.4.2.
Thanks Raphaël Hertzog for the report (and Debian bug #765117
contributors).

Refs #23638. Older Python versions are less strict when parsing
invalid cookie content. The test just has to ensure Django doesn't
crash.

Mentioned that other block tags are not allowed inside
a blocktrans template tag.

Thanks to edu2004eu for reporting the issue.

Thanks Philip Gatt for the report and Tim Graham for the review.

Consistent casing, minor typo fixes, reduced rhetoric.

Thanks to @claudep for the report and the original patch.

Refs 63ff4177.

On Python 3, comparing tuple with int raises a TypeError.

Thanks marfire for the report.

Thanks ranjur for reporting bug, timgraham for review,
and collinanderson for contributing tips.

Thanks Tim Graham, Anssi Kääriäinen and Marc Tamlyn for the
reviews.

Refs #23426. Thanks Markus Holtermann for the suggestion.

Refs #23426

Fixed #23609 -- Fixed IntegrityError that prevented altering a NULL column into a NOT NULL one due to existing rows

Thanks to Simon Charette, Loic Bistuer and Tim Graham for the review.

This better reflects why I was invited to the team.

Added MEDIA_URL, FILE_UPLOAD_PERMISSIONS, and
FILE_UPLOAD_DIRECTORY_PERMISSIONS to the list of settings.