KMajorityLib/include/KMajority.h
KMajorityLib/src/KMajority.cpp
* Re-named KMajority algorithm parameter.
* Re-named nearest neighbors method attribute.

VocabLearn/VocabLearn.cpp
* Re-named nearest neighbors program argument.

VocabLib/include/VocabTree.h
* Fixed bug in build method of VocabTree class, setting initial level as
zero.
* Sorting indices after first level.