Fixes relation render onclick in list view to obey $model->primaryKey value

Fixes #1454

modules/backend/behaviors/RelationController.php

@@ -555,7 +555,8 @@ class RelationController extends ControllerBehavior
             $config->recordUrl = $this->getConfig('view[recordUrl]', null);
 
             $defaultOnClick = sprintf(
-                "$.oc.relationBehavior.clickViewListRecord(':id', '%s', '%s')",
+                "$.oc.relationBehavior.clickViewListRecord(':%s', '%s', '%s')",
+                $this->relationModel->getKeyName(),
                 $this->field,
                 $this->relationGetSessionKey()
             );