Do not include oli.* symbols in the inheritance chain

apidoc/plugins/api.js

@@ -65,12 +65,14 @@ function includeAugments(doclet) {
             }
           });
         }
+        if (cls.longname.indexOf('oli.') !== 0) {
           cls._hideConstructor = true;
           delete cls.undocumented;
         }
       }
     }
   }
+}
 
 var api = [];
 var augments = {};