Use old travis trusty image since new one breaks our builds. See: https://blog.travis-ci.com/2017-12-12-new-trusty-images-q4-launch
Use old travis trusty image since new one breaks our builds.
See: https://blog.travis-ci.com/2017-12-12-new-trusty-images-q4-launch

omnia-md/conda-recipes,peastman/conda-recipes,peastman/conda-recipes,peastman/conda-recipes,omnia-md/conda-recipes,omnia-md/conda-recipes