Add fixes for label selector and skipping things that don't match

runtime/kubernetes/client/api/request.go

@@ -119,7 +119,14 @@ func (r *Request) Body(in interface{}) *Request {
 // Params isused to set paramters on a request
 func (r *Request) Params(p *Params) *Request {
 	for k, v := range p.LabelSelector {
-		r.params.Add("labelSelector", k+"="+v)
+		// create new key=value pair
+		value := fmt.Sprintf("%s=%s", k, v)
+		// check if there's an existing value
+		if label := r.params.Get("labelSelector"); len(label) > 0 {
+			value = fmt.Sprintf("%s,%s", label, value)
+		}
+		// set and overwrite the value
+		r.params.Set("labelSelector", value)
 	}
 
 	return r