[#203] Configure protocol adapters to device registry.
[#203] Configure protocol adapters to device registry.

In the example docker-compose file the REST adapter and MQTT adapter
use the device registry microservice now for all calls to the
registration API (instead of Hono server).

Signed-off-by: Karsten Frank <22534dcdeefa21bf02bac7694b065eeae56646bb@bosch-si.com>

kinbod/hono,kinbod/hono,dejanb/hono,dejanb/hono,kinbod/hono,dejanb/hono