Merge pull request #501 from davetcoleman/joystick_control_fix

Removed installation of removed file
Removed leadings slash from rosparam for robot padding
Merge pull request #508 from davetcoleman/indigo-fix-default-padding2

Removed leadings slash from rosparam for robot padding
Merge pull request #504 from jasedit/indigo-devel

Fixing segfault if filtered_cloud_topic is not set in PointCloudOctomapUpdater