Shut down supervisor nicely in linc_us4_queue_tests
new controller
fix group_stats_request with group_id=all
Merge pull request #182 from legoscia/test_cleanup

Shut down supervisor nicely in linc_us4_queue_tests
Merge pull request #184 from yamt/group-stats

fix group_stats_request with group_id=all
Created files for protocol version 5 (Openflow 1.4)
Create controller files for protocol 5 (Openflow 1.4)
Include linc_us5 in release
Use VERSION macro in linc_us5 and of_controller_v5

Ensure that we advertise the correct protocol number.