Clean up position class
Clean up Arm class
Clean up JointDirection
Clean up Node
Clean up NearestNeighborAlgorithm
Clean up node class
clean up MyComparator, renamed to NNComparator because it sounds better
Clean up KdTree
Clean up KdNode
Allow for loading dimensionality from file, and different number of
neighbors in each getConfiguration runs
Clean up data generator to allow for user input as well as output a
separate file to be used with matlab file
Removed extra files