Run travis builds on container-based infrastructure
Run travis builds on container-based infrastructure

See http://docs.travis-ci.com/user/migrating-from-legacy/
TL;DR It starts much faster

greendayo7/rclone,Blackfin/rclone,jackschmidt/rclone,ncw/rclone,kynikos/rclone,yonjah/rclone,X1011/rclone,greendayo7/rclone,olihey/rclone,simlelievre/rclone,yonjah/rclone,yonjah/rclone,klauspost/rclone,olihey/rclone,B4dM4n/rclone,yonjah/rclone,arcimboldo/rclone,alexcouper/rclone,ncw/rclone,jackschmidt/rclone,kynikos/rclone,kynikos/rclone,klauspost/rclone,seuffert/rclone,B4dM4n/rclone,ncw/rclone,jackschmidt/rclone,Blackfin/rclone,simlelievre/rclone,olihey/rclone,B4dM4n/rclone,greendayo7/rclone,klauspost/rclone,B4dM4n/rclone,kynikos/rclone,seuffert/rclone,seuffert/rclone,greendayo7/rclone,ncw/rclone,arcimboldo/rclone,alexcouper/rclone,seuffert/rclone,arcimboldo/rclone,X1011/rclone,alexcouper/rclone,Blackfin/rclone,arcimboldo/rclone,simlelievre/rclone,X1011/rclone,jackschmidt/rclone,olihey/rclone