added onerror for network level issues
added onerror for network level issues

hackingtype1/cgm-pebble-time-wf,wesbland/cgm-simple-pebble,hackingtype1/cgm-simple-pebble,wesbland/cgm-simple-pebble,hackingtype1/cgm-simple-pebble,hackingtype1/cgm-simple-pebble,wesbland/cgm-simple-pebble,hackingtype1/cgm-pebble-time-wf,hackingtype1/cgm-pebble-time-wf