Add usb_cam to ROS Kinetic main repository

[k-okada]

@Patrick, finally we have usb_cam driver on kinetic

ros-kinetic-camera-umd: 0.2.5-0
ros-kinetic-gscam: 0.2.0-0
ros-kinetic-libuvc-ros: 0.0.9-0
ros-kinetic-usb-cam: 0.3.5-0

New Packages for Kinetic 2017-07-01

We’re happy to announce new packages for ROS Kinetic Kame. This includes 47 new packages as well as updates for 98 packages. There are two removed packages and we tracked one Debian Jessie specific regressions during this release cycle. As always thanks to all the maintainers and contributors who have made this possible! Here are the details: Package Updates for kinetic Added Packages [47]: ros-kinetic-camera-umd: 0.2.5-0 ros-kinetic-executive-smach-visualization: 2.0.1-0 ros-kinetic-gazebo-…