Merge pull request #19 from cdondrup/master

Using new EyeLids JointState to move eye lids in sync.
Stop command send explicitly after the docking or undocking terminates.
Camera parameters can be changed on the fly.
Merge branch 'master' of https://github.com/strands-project/scitos_apps
Bug in retreival of camera parameters resolved.
No charging attempted without proper calibration params.
Charging rejected on missing calibration parameters.
Rotation of the robot stopped after undocking and charging.
Explicit stop when waiting for charger signal.
Solving compatibility issues with simulator.
Minor changes to robot controllers.
Calibration parameters now saved in etc/charging.yaml, so calibration has to be performed only once.
Charging process now an actionlib server.
Added a client for testing, modified messages to report on progress and implemented simple self-diagnostic.
Documentation update.
Removed redundant files.
Docs update
Calibration params now saved to /.charging.yaml. Code rewritted towards human redability. Docking/undocking can be initiated by joystick button X. Controller speed-up. Added test mode for automated trials and a test script.
Merge pull request #20 from strands-project/gestom

Gestom
Test script modified.
Test script modification.