LED FADE command allows an LED to be attached to a PCA9685 PWM module and controlled to any arbitrary brightness (0-4095), changing over a specified period of time in milliseconds.
FADE(vpin,value,ms)
Turnout class split into a base class for common code and specific subclasses for Servo, DCC, VPIN and LCN turnouts.
Interface further narrowed to reduce direct access to member variables.
Turnout creation command handling has been moved into the DCCEXParser class.
Turnout function and parameter names changed to make the Throw and Close functionality explicit.
Turnout commands <T id C> (close) and <T id T> (throw) added.
