libevent is SOOO going to die...

[Poul-Henning Kamp]

After eliminating libevent from the traffic part of varnish
number of syscalls per request has dropped 20-30% and our
service time for cache hits as well.

I'll eliminate it from the CLI and then we can zap it from svn.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.