ros_camera_utils: Adding CameraInfoManager to satisfy full ROS camera API (relies on https://github.com/ros-perception/image_common/pull/20 )

ros_camera_utils: Adding CameraInfoManager to satisfy full ROS camera API (relies on https://github.com/ros-perception/image_common/pull/20 )
Merge pull request #1 from ros-simulation/hydro-devel

Merge from upstream
Merge remote-tracking branch 'origin/hydro-devel' into camera-info-manager
gazebo_plugins: Adding ForceTorqueSensor Plugin
Added description and example usage in the comments
gazebo_plugin: Added updateRate parameter to the gazebo_ros_imu plugin
Included changes suggested by @jonbinney
Changed measurement direction to "parent to child"
publish organized pointcloud from openni plugin
Added Gaussian Noise generator
Merge pull request #1 from gborque/hydro-devel

Added Gaussian Noise generator
Update package.xml

Add new maintainer.
Fix a link on the readme
Fix build with gazebo4 and indigo
Fix to work with gazebo3
Update for hydro + gazebo 1.9
Removed a few warnings
Reduced changes
Fixed boost any cast
Update default_robot_hw_sim.cpp