Mark sudo as false for travis.
Mark sudo as false for travis.

This will get us onto the new container based infrastructure.
https://docs.travis-ci.com/user/migrating-from-legacy/#Why-migrate-to-container-based-infrastructure%3F

gbiggs/design,ros2/design,gbiggs/design,gbiggs/design,ros2/design,Po-Jen/design,ros2/design,Po-Jen/design,gbiggs/design,ros2/design,Po-Jen/design,ros2/design,Po-Jen/design,Po-Jen/design,gbiggs/design