[django/django] 7d4a51: [1.7.x] Fixed #22679 -- Fixed empty tuple serializ...

[GitHub]

Branch: refs/heads/stable/1.7.x
Home: https://github.com/django/django
Commit: 7d4a51e239bcde34d1614877accb3aa5f5589e0c
https://github.com/django/django/commit/7d4a51e239bcde34d1614877accb3aa5f5589e0c
Author: Moayad Mardini <moay...@gmail.com>
Date: 2014-05-22 (Thu, 22 May 2014)

Changed paths:
M django/db/migrations/writer.py
M tests/migrations/test_writer.py

Log Message:
-----------
[1.7.x] Fixed #22679 -- Fixed empty tuple serialization in MigrationWriter.

Thanks rockallite.wulf for the report.

Backport of ad994a3c5b5911a12a5e2f2a8d06c036be1b8ad8 from master.