* Fixed Bug #7713
http://hercules.ws/board/tracker/issue-7713-bnogemstone-reverted/

Per official behavior, Mistress card effect removes all gemstone requirements on all skills EXCEPT Hocus Pocus and Ganbantein.
* Fixed Bug #7708
http://hercules.ws/board/tracker/issue-7708-mandragora-howl-chance-way-too-high/

Mandragora Howl chance --- way too high.
Base on a patch of the fix made by Rytech in 3ceam.
Merge branch 'master' of https://github.com/shenhuyong/GHBB
skill->castend_nodamage_id instead of skill_castend_nodamage_id
Merge branch 'master' of https://github.com/HerculesWS/Hercules
Merge pull request #167 from shenhuyong/master

* Fixed Bug #7713 And #7708