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
Started work on making class reading "offline"
Fixed 2761
Merge branch 'master' of github.com:sk89q/commandhelper.git
Fixed boilerplate test failures.
Fixed entity_damage_player never firing.
Nearly finished with the ClassMirror package.
Merge pull request #136 from ACzChef/master

Added block_burn Event
Merge pull request #137 from jb-aero/master

Some quick fixes
Finished ClassDiscovery2, I think. Integration is next, then removal of ClassDiscovery, and rename ClassDiscovery2.
Added forFuzzyName to ClassDiscovery2, and removed some testing code. Also, remove asm as a dep until it's ready to be used.
Added get/set_persistence