Bump reef to v0.1.11; rename sandbar edgeHost helper to avoid clash with expose

sandbar.go

@@ -55,10 +55,10 @@ type monitorSpec struct {
 	Expect    string
 }
 
-// edgeHost is the address visitors reach a resource's edge on: the address it is
+// sandbarEdgeHost is the address visitors reach a resource's edge on: the address it is
 // bound to, else the first public address the edge reported, else the host of its
 // tunnel endpoint.
-func edgeHost(e *model.Edge, bind string) string {
+func sandbarEdgeHost(e *model.Edge, bind string) string {
 	if ip := net.ParseIP(bind); ip != nil && !ip.IsUnspecified() {
 		return bind
 	}
@@ -101,7 +101,7 @@ func (s *Server) monitorFor(m *model.Mapping) (monitorSpec, bool) {
 		return monitorSpec{}, false
 	}
 	if host == "" {
-		if host = edgeHost(e, m.BindIP); host == "" {
+		if host = sandbarEdgeHost(e, m.BindIP); host == "" {
 			return monitorSpec{}, false
 		}
 	}