Merge pull request #238 from PseudoKnight/master

Updated data_names and data_values
Updated MCEffect to 1.8
Merge branch 'master' of github.com:sk89q/commandhelper
Moved various methods from LivingEntity to Entity
Fixed sudo for 1.8
Implemented ArmorStands & Prepared for Vector upgrades.
-Added support for ArmorStands in (set_)entity_spec and get|set_mob-equipment.
-Added docs section for ArmorStand spec, and fixed missing Arrow specs probably.
-Renamed c.l.a.Velocity to better reflect how we are using it.
-setup some Velocity features to be implemented in a future commit.
Merge pull request #239 from jb-aero/master

Implemented ArmorStands & Prepared for Vector upgrades.

Thanks jb-aero!