Revert "Revert "Try running all tests on Travis""
Revert "Revert "Try running all tests on Travis""

This reverts commit 1c7c315e8369c3c97fa6cd1b1873e2b57eabaa54.

berkmancenter/mediacloud,berkmancenter/mediacloud,berkmancenter/mediacloud,berkmancenter/mediacloud,berkmancenter/mediacloud