Merge pull request #28 from cottsay/master

Fix ROS builds

package.xml

@@ -22,7 +22,11 @@
   <url type="bugtracker">https://github.com/AndreaCensi/csm/issues</url>
   <maintainer email="130s@2000.jukuin.keio.ac.jp">Isaac I.Y. Saito</maintainer>
 
-  <buildtool_depend>catkin</buildtool_depend>
+  <buildtool_depend>cmake</buildtool_depend>
+  <buildtool_depend>pkg-config</buildtool_depend>
+  <build_depend>libcairo2-dev</build_depend>
   <build_depend>libgsl</build_depend>
-  <export />
+  <export>
+    <build_type>cmake</build_type>
+  </export>
 </package>