Make names case insensitive for API

view/who.go

@@ -58,7 +58,7 @@ func whoGet(namespace string, g storage.Graph, w http.ResponseWriter, r *http.Re
 		return json.NewEncoder(w).Encode(entity.One{})
 	}
 	if len(ones) > 1 {
-		return errors.New("more than one result found matching " + id)
+		return fmt.Errorf("more than one result found matching %q: %+v", id, ones)
 	}
 	one := ones[0]
 
@@ -151,7 +151,7 @@ func whoDelete(namespace string, g storage.Graph, w http.ResponseWriter, r *http
 		return json.NewEncoder(w).Encode(map[string]string{"error": err.Error()})
 	}
 
-	if err := g.Delete(r.Context(), namespace, entity.One{Name: id}); err != nil {
+	if err := g.Delete(r.Context(), namespace, operator.CaseInsensitive{Key: entity.Name, Value: id}); err != nil {
 		return err
 	}