Merge pull request #178 from marttipiirainen/next

[gril] Fix 'unused variable' compiler warning
[push-forwarder] Split WSP payload

Instead of sending the whole WSP datagram to the handler we now send
content type string and WSP payload data. This way push handler won't
have to parse WSP headers just to extract the payload.
[rilmodem] Refine SMS sending response value handling

By this change, the SMS is resent only  in cases it is worth of retrying.

Signed-off-by: Petri Takalokastari <petri.takalokastari@oss.tieto.com>
Merge pull request #179 from ptakalok/mosms

[rilmodem] Refine SMS sending response value handling
Merge pull request #180 from monich/split_wsp_payload

[push-forwarder] Split WSP payload
[configure] Make the push-forwarder plugin configurable

Signed-off-by: Martti Piirainen <martti.piirainen@oss.tieto.com>