Introduce a sample driver that register for server notifications and
spawn clients for each available test service (service 15). The spawned
clients implements the interface for encoding "ping" and "data" requests
and decode the responses from the remote.
Acked-By: NChris Lew <clew@codeaurora.org>
Signed-off-by: NBjorn Andersson <bjorn.andersson@linaro.org>