Some documentation additions within player.h and Creature.h
Additional changes and requests as by @subv
Fixing some Engrish.
Additional fixes and some clean ups
Several todo corrections for documentation
Merge pull request #9299 from Ascathor/master

Few documentation changes
Core/Dep: G3D: Correction to patch G3D-v8.0_hotfix5.diff, add missing #ifdef -test (applied to sourcetree as well)
Merge branch 'master' of git://github.com/TrinityCore/TrinityCore