* Will not unexport if the context did not export it. Can be forced.
* Checks if pin is already exported.
Signed-off-by: Thomas Ingleby <thomas.c.ingleby@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
* maa_gpio_context bcomes an opaque pointer
* C++ wrapper class Gpio created
* swig now uses C++ wrapper Gpio to generate API
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>