Adds a recursion to the GpioInitializer to allow setting the values of multiple pins in one object.
Adds a recursion to the GpioInitializer to allow setting the values of multiple pins in one object.

bakerstu/openmrn,bakerstu/openmrn,bakerstu/openmrn,bakerstu/openmrn,bakerstu/openmrn,bakerstu/openmrn