Adirelle:
	- Some item related fixes.
	- Show Evangelism stacks on Archangel.
	- Try to show Bloodlust on Drums of Rage.
	- Fixed some callLevels.
	- Display Clearcasting on Regrowth, Wrath and Healing Touch.
	- Fixed rule registration.
	- Typos.
	- First attempt at handling items.
	- Try to be more accurate when reporting rule errors.
	Systematically uses error instead of assert and passes a callLevel around.
	- Warn the user about unsupported classes.
	- Removed some dead code.
	- Do not error when an unitid cannot be resolved.
	- Typo.
	- Added Bloodlust buffs and debuffs.
	- Updated priest spells.
	- Handlers returned by BuildAuraHandler_* return true when an aura has been found.
	Also expose all three builders.
	- First try for priest spells.
	- Added two new highlight type: darken and lighten.
	- Properly handle PLAYER_ENTERING_WORLD.
	- Smart handling of ShowPower threhold.
	- No need to alter warlocks' aura (in demon form) since we already show the self buff.
	- Spit an useful error message on missing event handler.
	- Updated Rules.textile.
	- Fixed leaking mouseover timers.
