fixing two issues: casting the received (from janus)string  out_port to an integer number, also fixing a bug in send_packet_out function
merged hesamrahimi/ryu2janus with savi-dev/ryu2janus
small change in ofctl_rest application
merging with savi-dev/ryu2janus
Merge pull request #9 from hesamrahimi/ryu2janus

Ryu2janus