Log Message:
Update to 3.1.2
Major changes compared to Horde 3.1.1 are:

* Security Fixes
- Closed XSS problems in dereferrer (IE only), help viewer and problem
  reporting screen.
- Removed unused image proxy code from dereferrer.

* Bugfixes and improvements
- Added configuration option to disable GET-based sessions.
- Added Oracle and generic SQL upgrade scripts.
- Improved default charset support.
- Improved API and RPC interface.
- Fixed the preference cache.

The full list of changes (from version 3.1.1) can be viewed here:
http://cvs.horde.org/diff.php/horde/docs/CHANGES?r1=1.515.2.231&r2=1.515.2.252&ty=h