Fine tuning agent's gaze.

Mostly for when the agent is maximized on the screen.
New mirroring and new Reeti translation commands.
Minor changes!
Minor improvement on mouth movement!
Just removing the redundant code.
Added and improved Reeti's code.

In Urbiscript.
Minor change!
Tuning the face tracking again!
Replaced by HEAD classpath files!
Some file removal!
Reeti's new file structure.
Minor changes!
Minor change!