sort travis.yml

Author: fmessmer

.travis.yml

@@ -8,13 +8,14 @@ notifications:
     on_failure: always
 env:
   global:
+    - ADDITIONAL_DEBS='apt-utils dialog curl wget'
+    - CATKIN_LINT=pedantic
+    - CATKIN_LINT_ARGS='--ignore description_boilerplate --ignore target_name_collision'
+    - CMAKE_ARGS=-DCMAKE_BUILD_TYPE=Release
+    - NOT_TEST_DOWNSTREAM=true
     - ROS_REPO=ros
     - VERBOSE_OUTPUT=false
     - VERBOSE_TESTS=false
-    - NOT_TEST_DOWNSTREAM=true
-    - CMAKE_ARGS=-DCMAKE_BUILD_TYPE=Release
-    - CATKIN_LINT=pedantic
-    - CATKIN_LINT_ARGS='--ignore description_boilerplate --ignore target_name_collision'
   matrix:
     - ROS_DISTRO=kinetic
     - ROS_DISTRO=melodic