java_gen: fix variable_name for classes
java_gen: add optional instrumentation
Makefile: remove all timestamps on clean
Merge branch 'logging'
Add usage instructions to OFPortBitMap
java_gen: add support for bsn_in_ports
Merge branch 'master' of github.com:floodlight/loxigen
Merge branch 'master' of github.com:floodlight/loxigen
Merge into master from pull request #108:
Some documentation improvements, add support for logging, OFPortBitMap fixes (https://github.com/floodlight/loxigen/pull/108)