Update controller attribute for components
Ignore environment source script
Rename flowlet arrival event from rawgen to simple
Get bytes in the right order for fake mac address generation
logging improvements: add file option and change time output fmt
Improve time output on log
Add cmd line option to put log in file (as well as stderr); time.time is now monkeypatched to return simulation time.
Remove clockbase; unnecessary with time changes
Add simple buffering with text flow export logger
Change get_logger call; debug arg is no longer necessary (and cannot be passed)
POX integration: make sure that initial Up event gets fired; fix links/ports mapping between POX switch and fs delegator
Fix header magic string
Fix textexport so it's one I/O call
Add cached flowlet when sending pkt into switch; assume that cached flowlet is there when getting pkt back from POX switch delegate