BETA: Rework of Alexandria AI.
	* Minor NPE fix for WyvernManager.
	* Removing NewbieAccountTracker, will be commited to Gracia Final.
	* Reviewed by: jurchiks, Zoey76, St3et

git-svn-id: http://svn.l2jdp.com/branches/unstable/L2J_DataPack_BETA@9910 5288da4f-0efc-0310-bd40-8d490a2659fa