1. define version string
2. make autodoc tools understand the gpu directory
3. cleanup some doc warnings & rendering issues
updating contributing.rst to include version bump steps
Implemented UCB1-tuned.
Merge branch 'master' of https://github.com/Yelp/MOE into norases_366_ucb1_tuned_bandit
Removed debugging message.
Merge pull request #352 from Yelp/denizokt_285_qei_rest

Hook up BFGS to rest
Updated error message on adding two SampleArms with variance, Moved MAX_BERNOULLI_RANDOM_VARIABLE_VARIANCE to constant file.
Merge branch 'master' of https://github.com/Yelp/MOE into norases_366_ucb1_tuned_bandit
fixing cmake bug (EXISTS vs DFEINED), fixing travis to use virtualenv, fixing cmake to let you specify the python version to use
updating documentation for make docs warnings
Merge github.com:yelp/MOE into eliu_gh_353_make_autodoc_pipeline_recognize_new_gpu_docs

Conflicts:
	moe/optimal_learning/cpp/gpu/gpp_cuda_math.cu
moe.tests.optimal_learning.python.python_version.expected_improvement_test ExpectedImprovementTest.test_qd_ei_with_self continues to flake on travis
checking more test flake info on travis
typo
trying even higher accuracy
trying another maxpts, releps combo
print the computed values
more testing
increase maxpts
decreasing releps