Fix Hand library to work with hands with less fingers.
Remove beeps from demo.
Remove a potentially dangerous example (colliding fingers). Not a very interesting example either.
Merge pull request #123 from shadow-robot/B_fix_hand_comm_for_3_finger_hand

B fix hand comm for 3 finger hand
Merge pull request #124 from shadow-robot/F_remove_one_example

Remove a potentially dangerous example (colliding fingers). Not a very i...
latest changes
Merge branch 'hydro-devel' of github.com:shadow-robot/sr-ros-interface into F_ros_control