Integrate libmdb/rf-add-all-device-parallel-slave-mode
requested to merge integrate/libmdb/rf-add-all-device-parallel-slave-mode/into/kirkstone into kirkstone
Commit: seco-ne/tools/libmdb@ff1fa48e
fix all device mode if clause for clarity
--
Commit: seco-ne/tools/libmdb@8ad06329
add all device mode by allowing pollbyte to be 0.