pkg/proxy: godoc package
pkg/proxy: godoc package

Signed-off-by: Gyuho Lee <3454051ee3341eb69bdf6fca40899cdad4d86496@gmail.com>

rnaveiras/etcd,coreos/etcd,sebrandon1/etcd,lorneli/etcd,ajityagaty/etcd,dannysauer/etcd,etcd-io/etcd,xiang90/etcd,sinsharat/etcd,dannysauer/etcd,ajityagaty/etcd,xiang90/etcd,fanminshi/etcd,mkumatag/etcd,rnaveiras/etcd,mqliang/etcd,li-ang/etcd,etcd-io/etcd,sinsharat/etcd,gyuho/etcd,mkumatag/etcd,cockroachdb/etcd,vimalk78/etcd,mkumatag/etcd,gyuho/etcd,coreos/etcd,bdarnell/etcd,ajityagaty/etcd,etcd-io/etcd,lorneli/etcd,mqliang/etcd,sebrandon1/etcd,vimalk78/etcd,mqliang/etcd,rnaveiras/etcd,li-ang/etcd,fanminshi/etcd,bdarnell/etcd,glevand/coreos--etcd,cockroachdb/etcd,joshix/etcd,glevand/coreos--etcd,joshix/etcd