BETA: Updating MMOCore to set client before calling write method at some point we can have it null.

git-svn-id: http://svn.l2jserver.com/branches/unstable/L2J_Server_BETA@6244 d34dfa0f-f91c-0410-86dd-cf06f19dd0ad
BETA: The new mmocore.jar

git-svn-id: http://svn.l2jserver.com/branches/unstable/L2J_Server_BETA@6245 d34dfa0f-f91c-0410-86dd-cf06f19dd0ad