added COBYLA
Merge branch 'master' of https://github.com/Yelp/MOE into denizokt_370_constraints
addressed views and changed around test file
added comments for start_point
addressed reviews
made better scipy wrapper
fixed ticks
updated changelog, fixed some docstrings
its the final commit of the summer\!
simplifying out another test

Merge branch 'master' of github.com:yelp/MOE into denizokt_370_constraints

Conflicts:
	moe/tests/optimal_learning/python/python_version/optimization_test.py
cleaning up cobyla branch
Merge branch 'master' of github.com:yelp/MOE into denizokt_370_constraints
Merge pull request #392 from Yelp/denizokt_370_constraints

added COBYLA (no REST interface yet)