*Fix bugreport:8337, bugreport:8332, bugreport:8107

*Fix bugreport http://rathena.org/board/tracker/issue-8337-all-hidecloaking-skills-in-pvpduelwoe/
*Fix bugreport http://rathena.org/board/tracker/issue-8332-npc-dark-breath/
*Fix bugreport http://rathena.org/board/tracker/issue-8107-dual-wield-problem/