Updated abstract controller to allow common CRUD operations, errors not yet testet

src/admin/common/abstract/model.php

@@ -319,6 +319,9 @@ abstract class AbstractCommonClubsModel
         return $values;
     }
     
+    /**
+     * @return string
+     */
     public function pack()
     {
         $vals = $this->getValues();
@@ -330,6 +333,10 @@ abstract class AbstractCommonClubsModel
         return urlencode($json);
     }
     
+    /**
+     * @param string $str
+     * @param boolean $decode
+     */
     public function unpack($str, $decode = false)
     {
         if($decode)