libbladeRF: Added missing return status checks to bladerf_init_device()
libbladeRF: Fixed build issues for dummy backend only
libbladeRF: [WIP] Renamed and moved backend function table items
libbladeRF: [WIP] Started copying over USB fns
Added a few more usb fns
libbladeRF: [WIP] Working through compilation errors
[WIP] Additional build fixes
libbladeRF: [WIP] Fixed structure renaming build breaker