Merge remote-tracking branch 'refs/remotes/origin/master' into use-more-jsk-topic-tools
Remove diagnostic_nodelet.{cpp,h} and connection_based_nodelet.{cpp,h}
of jsk_pcl_ros and use them of jsk_topic_tools
Merge pull request #487 from garaemon/use-more-jsk-topic-tools

Remove jsk_pcl_ros::DiagnosticNodelet and jsk_pcl_ros::ConnectionBasedNodelet