Disable travis until trusty support is available

.travis.yml

@@ -1,22 +0,0 @@
-language:
-  - cpp
-  - python
-python:
-  - "2.7"
-compiler:
-  - gcc
-
-install:
-  - sudo sh -c 'echo "deb http://packages.ros.org/ros-shadow-fixed/ubuntu precise main" > /etc/apt/sources.list.d/ros-latest.list'
-  - wget http://packages.ros.org/ros.key -O - | sudo apt-key add -
-  - sudo apt-get update
-  - sudo apt-get install python-catkin-pkg python-rosdep
-  - sudo rosdep init
-  - rosdep update
-  - rosdep install --from-paths . --ignore-src --rosdistro hydro -y
-
-script:
-  - source /opt/ros/hydro/setup.bash
-  - catkin_make tests --source . -j1 -DCATKIN_ENABLE_TESTING=ON
-  - catkin_make run_tests --source . -j1 -DCATKIN_ENABLE_TESTING=ON
-  - catkin_make install --source . -j1 -DCATKIN_ENABLE_TESTING=ON