Document use of goroutine and lockosthread in test helpers
Document use of goroutine and lockosthread in test helpers

tomdee/cni,squaremo/cni,containernetworking/cni,mcastelino/cni,dcbw/cni,appc/cni,tomdee/cni,achanda/cni,containernetworking/cni,containernetworking/plugins,appc/cni,achanda/cni,steveeJ/cni,squeed/plugins,murat1985/cni,luxas/cni,tangle329/cni,kad/cni,containernetworking/plugins,mcastelino/cni,squeed/plugins,murat1985/cni,squaremo/cni,rosenhouse/cni,kad/cni,rosenhouse/cni,steveeJ/cni,dcbw/cni,tangle329/cni,luxas/cni