BETA: Fixing NPEs when mounted over npc that's not a pet.
	* Reported by: lion

git-svn-id: http://svn.l2jserver.com/branches/unstable/L2J_Server_BETA@6117 d34dfa0f-f91c-0410-86dd-cf06f19dd0ad
BETA: Minor warning fix.
	* Reported by: lion

git-svn-id: http://svn.l2jserver.com/branches/unstable/L2J_Server_BETA@6118 d34dfa0f-f91c-0410-86dd-cf06f19dd0ad