Add getter function for debug level variable

Signed-off-by: Brian Johnson <brijohn@gmail.com>
Reduce length of allocated model string by 1

Signed-off-by: Brian Johnson <brijohn@gmail.com>
Set disconnected status on forced disconnect (after Internal Error)

Signed-off-by: Brian Johnson <brijohn@gmail.com>
Add functions for indepentently setting get/put callbacks

exword_register_transfer_callbacks -> exword_register_xfer_callbacks

Signed-off-by: Brian Johnson <brijohn@gmail.com>
Add swig python module

Signed-off-by: Brian Johnson <brijohn@gmail.com>
Update doxygen deprecated options

Signed-off-by: Brian Johnson <brijohn@gmail.com>