run-config.sh: Added update option for generated run.sh

run-config.sh now generates run.sh with update option verification. run.sh
calls the client with appropriate parameters in both cases: when it only
needs to check for updates, and when it needs to send availability data.

Signed-off-by: ERIK ALEXANDRE PUCCI <eap08@c3sl.ufpr.br>
Acked-by: Bruno Ribas <ribas@c3sl.ufpr.br>
Acked-by: Diego Giovane Pasqualin <dgp06@c3sl.ufpr.br>
Signed-off-by: Danilo K. S. Yorinori <danilok@c3sl.ufpr.br>