BETA: `RequestGiveNickName` packet fixes.
    * Fixed possible `PatternSyntaxException`
        * Reported by: lucan
        * Patch by: jurchiks
    * Changed custom messages to retail like messages.

Reviewed by: UnAfraid, Zoey76

git-svn-id: http://svn.l2jserver.com/branches/unstable/L2J_Server_BETA@6224 d34dfa0f-f91c-0410-86dd-cf06f19dd0ad
BETA: Package sells should be excluded from off-line traders.

Patch by: VlLight
Reviewed by: Nos, Zoey76

git-svn-id: http://svn.l2jserver.com/branches/unstable/L2J_Server_BETA@6225 d34dfa0f-f91c-0410-86dd-cf06f19dd0ad
BETA: Minor update for [6225], it won't prevent off-line crafting when off-line shop is enabled.

git-svn-id: http://svn.l2jserver.com/branches/unstable/L2J_Server_BETA@6226 d34dfa0f-f91c-0410-86dd-cf06f19dd0ad
BETA: Fixing little typo in clearSiegeClan() method.
	* Reported by: lion

git-svn-id: http://svn.l2jserver.com/branches/unstable/L2J_Server_BETA@6227 d34dfa0f-f91c-0410-86dd-cf06f19dd0ad
Sync with upstream