Revert "define sudo: false for faster builds in travis beta env"
Revert "define sudo: false for faster builds in travis beta env"

This reverts commit 57f049d2ccebceec3404885275d997f67beb9427.

mapbox/node-fontnik,mattdesl/node-fontnik,mattdesl/node-fontnik,mattdesl/node-fontnik,mattdesl/node-fontnik,mapbox/node-fontnik,mapbox/node-fontnik,mapbox/node-fontnik