servod functionality separated to libservod.a
Servo rotation can be set to CW so min pulse width will move servo to the leftmost position
Servo rotation speed from min to amx position can be set in milliseconds
gauge.py script added to calibrate servos, start gauge.py and hit 'h' for help
New commands added to servoctl to support rotation speed
Added new command line parameters --speed and --dir
Added new servoctl commands 'set N speed Rim' and 'set N dir cw|ccw'
Updated 'servoctl help' output