Rainrider:
	- core: get the version of the queried category only
	- core: track all sources for auras with multiple sources
	- core: providers are now the 5th value for ShowPower
	Also update the docs.
	- docs: update ShowStacks
	- death knight: make use of ShowStacks for Razorice
	- core: ShowStacks now works for player's debuffs too
	The unit must be set to "enemy" for this.
