re-attempting TravisCI tests based on this post https://github.com/servo/servo/issues/7512
re-attempting TravisCI tests based on this post https://github.com/servo/servo/issues/7512

chrisliebert/quick-3d,chrisliebert/quick-3d,chrisliebert/quick-3d,chrisliebert/quick-3d,chrisliebert/quick-3d