[z2618] Fix compile. Requires C-MaNGOS (Classic) [z1960]

* This reverts commit 74a14adec3739582c3746050dc2f900347fb37ad.
* Remove most of dirty compile fix macros from precompiled.h
* Do a few minor fixes for proper compile

Signed-off-by: Schmoozerd <schmoozerd@scriptdev2.com>