World Clusterer + Debugs (Pre-cleanup)

Implemented Wolrd Clusterer and K means.

Also debugged issues with movement and jumping that should now be fixed.
Merge branch 'master' of https://github.com/h2r/affordances

Conflicts:
	src/NewMineCraftDomain/src/minecraft/MinecraftBehavior.java
	src/NewMineCraftDomain/src/minecraft/maps/jumpworld.map
	src/NewMineCraftDomain/src/minecraft/planningOutput/.episode

src/NewMineCraftDomain/src/minecraft/planningOutput/bfsPlanResult.episod
e