abc-nm: Fix (and test) UUID generation
abc-nm: Add log output, include documentation
abc-wifi: don't try to connect on iface tear-down
abc-nm: Make hex a char array (no trailing '\0')
abc-iw: documentation/logging update
abc-iw: initialize message
abc-iw: Fix if_command interpretation
abc-wifi: account for error (-1) return values
abc: prefix log msg with 'abc: '
abc: bring up interface if it's disabled
abc: Account for errors in callbacks (-1 return values)
abc-iw: document busy-check TODO
abc: Add interface documentation
abc-wifi: make abc_wifi_init it conform to interface spec
abc: print error and abort if initialization fails
abc: header documentation
abc: don't pass interface to check_priority_mode (not needed)
abc-wifi: enable the interface on init