README: mention how to run tests
Refactored/implemented pseudocounts across all strategies
Added 'phospho' strategy for modeling Ser/Thr conservation
Implemented PyMOL script generator to display PDB structures
setup.py: updated dependencies, set version to 0.1.0
Merge branch 'master' of github.com:etal/cladecompare

Conflicts:
	setup.py
Added BSD license
Moved cladereport functions to module cladecompare.report
Refactored "strategy" modules; fixed some bugs too
test: run all 3 strategies independently (gtest, urn, jsd)