Hey all, ROS 1.1.13 has been released to the cturtle tag, but is not available in deb form yet. This is a bugfix release that fixes a number of high priority issues that were affecting (among others) the pr2_calibration and pr2_gazebo stacks. The full changelist is here: http://www.ros.org/wiki/ROS/ChangeList/1.1 - your friendly neighborhood ROS team