build: update to using go1.10 as the default go version
build: update to using go1.10 as the default go version

Note we have to put the version number in quotes to work around
https://github.com/travis-ci/gimme/issues/132

olihey/rclone,yonjah/rclone,yonjah/rclone,seuffert/rclone,B4dM4n/rclone,yonjah/rclone,olihey/rclone,olihey/rclone,B4dM4n/rclone,ncw/rclone,seuffert/rclone,seuffert/rclone,B4dM4n/rclone,ncw/rclone,B4dM4n/rclone,olihey/rclone,ncw/rclone,seuffert/rclone,ncw/rclone,yonjah/rclone