Bumping Skill Index

As per malufett's request, for the upcoming support of the new 700 and above skills ( NPC_WIDE_DEEP_SLEEP etc )

Signed-off-by: shennetsind <ind@henn.et>
Minor chrif.c interface adjustment

Special Thanks to Takkun for pointing it out.

Signed-off-by: shennetsind <ind@henn.et>
Fixed Bug #7448

Queue Iterators now keep a copy of the queue they'll iterate, so the iterator won't break items are removed or added during iteration.
Special Thanks to Wend~!
http://hercules.ws/board/tracker/issue-7448-queue-memory-leak/

Signed-off-by: shennetsind <ind@henn.et>
Fixed Bug#6991
-Where cardfix is not working properly. Thanks Kyeme

Renewal Update:
-updated/completed mastery fix damage factor(skills and sc).
-initial implementation for new NPC skills
(note: not yet functional dbs not yet updated).
Merge branch 'master' of https://github.com/HerculesWS/Hercules into ghbb