Fixed bugs 2744 (entities_in_radius using only 1 chunk) and 2760 (pitch as a float)

http://youtrack.sk89q.com/issue/CMDHELPER-2744
http://youtrack.sk89q.com/issue/CMDHELPER-2760
Fixed entity_damage_player never firing.
Merge pull request #137 from jb-aero/master

Some quick fixes