Added BLA endpoint to constants.
Merged with master with UCB1-tuned.
Implemented BLA bandit.
Merge branch 'master' of https://github.com/Yelp/MOE into norases_373_bla_bandit
Added test for _make_bandit_historical_info_from_params in views utils, addressed Eric's comments.
Removed __eq__ in data_containers. Addressed Eric's comments.
Added BernoulliArm and updated BLA to use BernoulliArm.
Removed random seed in BLA class.
Merge branch 'master' of https://github.com/Yelp/MOE into norases_373_bla_bandit

Conflicts:
	CHANGELOG.md
Changed random to numpy.random.
Merge pull request #385 from Yelp/norases_373_bla_bandit

Added Bandit BLA implmentation
Added checking that the arm given to SampleArm.__add__ is a SampleArm.
Merge branch 'master' of https://github.com/Yelp/MOE into norases_387_fix_bandit_bugs_and_add_new_tests