(travis) tue-env is updated

Author: MatthijsBurgh

.travis.yml

@@ -4,7 +4,6 @@ language: shell
 
 install:
   - source <(wget -O - https://raw.githubusercontent.com/tue-robotics/tue-env/master/installer/bootstrap.bash)
-  - git -C ~/.tue checkout feature/ros_deps
   - tue-get install tue-documentation-github --no-ros-deps --doc-depend
   - MSG_PKGS=($(./.ci/get_message_packages.py base_local_planner costmap_2d)) # Skip base_local_planner and costmap_2d as these take too much time
   - echo "MSG_PKGS= ${MSG_PKGS[@]}"