BETA: Support for effects on start casting.
	* Also fixing channeling skills that doesn't channels specific skill ends up finish skill cast 1 second after the start.
		* Reported by: Adry_85
	* Reviewed by: Nos

git-svn-id: http://svn.l2jserver.com/branches/unstable/L2J_Server_BETA@6420 d34dfa0f-f91c-0410-86dd-cf06f19dd0ad
BETA: Fixing minor typo in [6420]

git-svn-id: http://svn.l2jserver.com/branches/unstable/L2J_Server_BETA@6421 d34dfa0f-f91c-0410-86dd-cf06f19dd0ad