make go vet happy about http://golang.org/doc/go1.3#garbage_collector
make go vet happy about http://golang.org/doc/go1.3#garbage_collector

anupcshan/go-lxc,dropbox/go-lxc,virajs/go-lxc,anupcshan/go-lxc,virajs/go-lxc,dropbox/go-lxc