Merge into master from pull request #113:
java_gen: c14n OXMs on build, related enhancements, a few bugfixes (https://github.com/floodlight/loxigen/pull/113)
Merge into master from pull request #115:
java_gen: small convenience fix to VlanVid (use int) (https://github.com/floodlight/loxigen/pull/115)
IPv6AddressTest: removed unused code