v2.4.0

package.xml

 <?xml version="1.0"?>
 <package format="2">
   <name>example-robot-data</name>
-  <version>2.3.0</version>
+  <version>2.4.0</version>
   <description>Set of robot URDFs for benchmarking and developed examples.</description>
-  <!-- The maintainer listed here is for the ROS release to receive emails for the buildfarm. 
+  <!-- The maintainer listed here is for the ROS release to receive emails for the buildfarm.
   Please check the repository URL for project maintainer. -->
   <maintainer email="wolfgang.merkt@ed.ac.uk">Wolfgang Merkt</maintainer>
   <license>BSD</license>