TUNING: Adding code to setup the streaming rate when in the Tuning screen.

This increases the rate when entering the screen, and reset's to default values after that. This gives a much faster update of the chart.
RCSETUP: Adding the base fragment/layout for the RC setup.

Also creating a custom fillBar view
RCSETUP: Adding a new compound view to show the RC channel value
RCSETUP: Fixing some layout issues
RCSETUP: creating a new widget to visualize the RC sticks
RCSETUP: Making the bars work, adding a new RC class/listner/msg_handler to decode rc messages from the drone.
RCSETUP: Removing excesive logging
RCSETUP: Making the RC widget work, extracting a constant value.