Fixed #16961 -- Skipped resetting AUTO_INCREMENT fields for MySQL if the server version is greater than 5.0.12. This allows for much faster testing.

Thanks to aigarius for the report and claudep and ramiro for review.


git-svn-id: http://code.djangoproject.com/svn/django/trunk@17932 bcc190cf-cafb-0310-a4f2-bffc1f526a37