Added missing type check to skill_delunitgroup

Signed-off-by: shennetsind <ind@henn.et>
Missing 'type' field in itemdb now defaults to IT_ETC rather than IT_UNKNOWN

Signed-off-by: shennetsind <ind@henn.et>
Introducing 2014-10-22, Roulette and Per-Char Gender!

Details in http://hercules.ws/board/topic/7618-2014-10-22-roulette-and-per-char-gender/
Special Thanks to the all-mighty Yommy, Ziu and Haruna!

Signed-off-by: shennetsind <ind@henn.et>
Merge branch 'master' of github.com:HerculesWS/Hercules

Signed-off-by: shennetsind <ind@henn.et>

Conflicts:
	src/map/battle.c
Re-issuing conflicted-out content on battle.c (see history/follow up)

Signed-off-by: shennetsind <ind@henn.et>