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!
Merge remote-tracking branch 'upstream/develop' into develop
Debugging the exception!
Some readme files.
Merge remote-tracking branch 'upstream/develop' into develop-reeti-facetracking-001
Changes for socket connection to Reeti.

I applied necessary changes due to the use of cross cable connection
between the Reeti and the PC.
Merge pull request #312 from mshayganfar/develop-reeti-facetracking-001

Reeti's face tracking and direct network connection