Update README.md
added small geometry to tcp_frame link in  ur5_collision_avoidance.xacro file and updated moveit config package.  Copied changes from groovy to read the touch links parameter and use then during motion path planning
Merge branch 'hydro-attached-payload-collision-issue' of https://github.com/jrgnicho/industrial_training into hydro-attached-payload-collision-issue
To hydro-devel: added tcp_frame to touch links list
To hydro-devel: attaches box only during place move in order to avoid collisions between the box and the table during the pick moves
To hydro-devel: modified the name of the padding parameters
To hydro-devel: uses initial joint state for the robot simulator
To hydro-devel: added nodes and launch files to support tests
To hydro-devel: added more point cloud obstacles to the ur5 workspace
removed option for republishing processed sensor point cloud
merged changes from hydro-attached-collision-avoidance-issue