Possible python 3.5 work around: https://github.com/travis-ci/travis-ci/issues/8363
Possible python 3.5 work around: https://github.com/travis-ci/travis-ci/issues/8363

summeraz/mbuild,summeraz/mbuild,iModels/mbuild,iModels/mbuild,tcmoore3/mbuild,tcmoore3/mbuild