Core:
- Clean-up and corrections to ShapedShit stats.
- Added Impurity to Ebon Gargoyle.
- Removed 'Restore mana' for 'spell - Life Bloom' - this was removed in 401.
- Added some special cases for `SpellCustomAttributes` and `SpellSpecificType`.
- Removed depreciated MP5 entry from SpellInfo. - Dropped from use in 401
- Added some Cata spell changes to 'LoadSpellCustomAttr' for Spell parts
-  missing or not handled in DBC's
- Fixed Vash´jir Breath and Fatigue.

some credits not in any special order: Hacker007, Rad3k, Snajl and if i forgotten ya here, chances are that credits were given in archived cores. ;)

Signed-off-by: bootz <bootz@projectskyfire.org>