ros-pkg: added new depth output 16U (mm) to disparity_to_depth nodelet

git-svn-id: http://rtabmap.googlecode.com/svn/trunk/ros-pkg@1658 f169173b-cf89-36c8-b27e-44dbe73f0c83
ros-pkg/visual_odometry: added publish_tf parameter

git-svn-id: http://rtabmap.googlecode.com/svn/trunk/ros-pkg@1660 f169173b-cf89-36c8-b27e-44dbe73f0c83
ros-pkg: removed guessed covariance in visual_odometry msgs

git-svn-id: http://rtabmap.googlecode.com/svn/trunk/ros-pkg@1661 f169173b-cf89-36c8-b27e-44dbe73f0c83
ros-pkg/visual_odometry: Publishing the local map and the last frame features as clouds (generated only if there is a subscriber). Simplified all test_odometry_###.launch files to a single one launch file with arguments

git-svn-id: http://rtabmap.googlecode.com/svn/trunk/ros-pkg@1663 f169173b-cf89-36c8-b27e-44dbe73f0c83