disable darkwater fatigue for vashj'ir.

this was a bugged area in 403-406a retail as well,
using old core method for workaround until better impl is avail.
also added a script for cmake clean-up.

Signed-off-by: Bootz <bootz@projectskyfire.org>
Merge branch 'master' of https://github.com/ProjectSkyfire/SkyFireEMU