- 'ttl' to control how long a session will stay in the cache once the
session becomes valid or invalid. Default is 30 seconds.
- 'timeout' to control how long a session will wait for a Neighbor
Advertisement before being invalidated. Default is 500 ms.
* Change Makefile so release is the default mode, use DEBUG=1 to turn
on debugging.
* Clean up 'conf' a bit.
* Add a new option 'router' (valid in 'proxy' section) to turn on/off
the ND_NA_FLAG_ROUTER flag for adverts.
* Add '-d' to "daemonize". Will also enable syslogging.
* Fix a couple of bugs in 'session'.
* Clean up 'log', and use LOG_* macros instead.
* Add syslog(bool) to 'log' to enable/disable the use of syslog.
- Clean up some junk code that was left over.
- Replace ptr<> with strong_ptr<> and weak_ptr<> to easier distinguish
between weak and strong pointers.
- Fix a couple of bugs.
