BETA: Fixing TvT event door open/close when using instance option.
	* Reported by: sponer
	* Suggested by: d!g0

git-svn-id: http://svn.l2jserver.com/branches/unstable/L2J_Server_BETA@6241 d34dfa0f-f91c-0410-86dd-cf06f19dd0ad