BETA: Minor typo in `L2Summon` preventing siege summons to attack doors and walls.

Reported by: pandragon, Konstantinos, Maui

git-svn-id: http://svn.l2jserver.com/branches/unstable/L2J_Server_BETA@6265 d34dfa0f-f91c-0410-86dd-cf06f19dd0ad
BETA: Fixing minor SQL exception when registering a clan for a siege that was already registered.

Reported by: Maui

git-svn-id: http://svn.l2jserver.com/branches/unstable/L2J_Server_BETA@6266 d34dfa0f-f91c-0410-86dd-cf06f19dd0ad
BETA: Missing part from [6263].
	* Reported by: Battlecruiser

git-svn-id: http://svn.l2jserver.com/branches/unstable/L2J_Server_BETA@6267 d34dfa0f-f91c-0410-86dd-cf06f19dd0ad
Merge branch 'master' of https://github.com/L2J/L2J_Server_BETA

Conflicts:
	java/com/l2jserver/gameserver/model/entity/AbstractResidence.java
	java/com/l2jserver/gameserver/model/entity/Castle.java
	java/com/l2jserver/gameserver/model/entity/Fort.java