Use a specific loopback host for testing.
Add additional startup logging.
Log the start of erldns app.
Switch how folsom is started.
Update vsn.
Make sure bear starts.
Include bear in the start dependencies.
Allow packet cache to be disabled.
Remove comment.
Provide a mechanism for stopping the query throttle.

The supervisor will automatically start a new process.
This should result in an eventual clean up of the 
ETS memory.
Enable the packet cache and provide a stop mechanism.
Provide support for disabling the query throttle.

Disable it for now.
Disable the packet cache.
Add observer application.
Add process memory usage to published metrics.
Disable the zone checker for now.
Re-enable the query throttle.
Enable the packet cache and sweep every 3 minutes.
Merge branch 'master' into memory-leak-search

Conflicts:
	ebin/erldns.app
Update the vsn.