Added more documentation
Improved nearest neighbor search
Added documenation (removed docs/_build), improved nearest neighbor search.
Merge branch 'master' of https://github.com/wolverton-research-group/qmpy

Conflicts:
	docs/_build/doctrees/analysis.doctree
	docs/_build/doctrees/environment.pickle
	docs/_build/doctrees/index.doctree
	docs/_build/doctrees/models.doctree
	docs/_build/doctrees/tutorials.doctree
	docs/_build/html/_sources/models.txt
	docs/_build/html/genindex.html
	docs/_build/html/index.html
	docs/_build/html/models.html
	docs/_build/html/objects.inv
	docs/_build/html/py-modindex.html
	docs/_build/html/searchindex.js
	docs/examples.rst
	docs/models.rst