Snippets of code on how to use some robot skills for the RockIn camp

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Snippets for:

Getting current robot position in map (navigation.py)

Sending a navigation goal (navigation.py)

Sending a moveit pose goal (moveit_pose_goal.py)

Moving REEM's head (move_reem_head.py)

Moving REEM's fingers (move_reem_hands.py)