DB/Creature_text: Add texts for Alchemist Finklestein
Core/MMAPS: Update recastnavigation!

* Complete changelog can be found at http://code.google.com/p/recastnavigation/
* Adjusted a few config values

Important:
* New mmaps extraction is required
* Folder size will be increased
Core/Movement: Fixed computeFallTime results with safefall enabled (it's still unused however)
DB/Warden: Fix address check for multi-jump hacks

It was not long enough to detect eg. Hitchhikers Hack