* Fixes#479 - Fixed the unique item ID system not giving new items their unique ID. Blame 7295bdc.
* Fixes#488 - Fixed Water Barrier, Zephyr, and Power of Gaia not being applied to targets walking into the area of effect.
* Fixes#500 - Cursed Circle will now properly release targets if the caster moves out of AREA_SIZE.
* Fixes#501 - Reverberation can be placed an unlimited amount of times. The magic part now only deals neutral damage.
* Fixes#506 - Magnetic Field will now affect others in PvP maps, except for the caster. Thanks to @exneval.
* Fixes#527 - The Roulette item database will not be loaded at all if the feature is disabled.
* Fixed a small typo for 'unitwalk' and 'unitwalkto' script commands.