Kconfig options now belong to the Kconfig domain, therefore, the
:kconfig:option: role needs to be used.
Signed-off-by: Gerard Marull-Paretas <gerard.marull@nordicsemi.no>
Add documentation for the Websocket API, also add information how
to use the Websocket as a transport for other high level protocols
like MQTT.
Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>