Update OFPM_MAX according to 1.3.2 spec
Fix arguments when creating process for auxiliary connections

This closes FlowForwarding/LINC-Switch#235.
Merge pull request #61 from legoscia/meter_id

Update OFPM_MAX according to 1.3.2 spec
Merge pull request #62 from legoscia/aux-crash

Fix arguments when creating process for auxiliary connections
Fix incorrect github urls. Closes  FlowForwarding/LINC-Switch#271
Merge pull request #57 from yamt/oxm-4bytes

make oxm on-wire length for ipv6_flabel and mpls_label 32-bit
add experimeter_id enum

probably this should not be v4 specific.
implement OF1.3 EXT-256 (PBB UCA match field)
pbb_uca requires ethertype 88e7
implement onf_flow_monitor_request (OF1.3 EXT-187)