Fixed #15253, #15259 -- Added 1.1.4 release notes, added a section on CSRF...

Fixed #15253, #15259 -- Added 1.1.4 release notes, added a section on CSRF changes to the 1.3 release notes, and corrected the example in the 1.2.5 release notes. Thanks to Gary Wilson and Mark Hellewell for the reports.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@15482 bcc190cf-cafb-0310-a4f2-bffc1f526a37