* Correct the bad param type.

framework/base/helper.class.php

@@ -512,7 +512,7 @@ class baseHelper
      *  Get now time use the DT_DATETIME1 constant defined in the lang file.
      *
      * @access  public
-     * @return  datetime  now
+     * @return  string  now
      */
     static public function now()
     {
@@ -524,7 +524,7 @@ class baseHelper
      *  Get today according to the  DT_DATE1 constant defined in the lang file.
      *
      * @access  public
-     * @return  date  today
+     * @return  string  today
      */
     static public function today()
     {
@@ -536,7 +536,7 @@ class baseHelper
      *  Get now time use the DT_TIME1 constant defined in the lang file.
      *
      * @access  public
-     * @return  date  today
+     * @return  string  today
      */
     static public function time()
     {

module/mr/model.php

@@ -871,7 +871,7 @@ class mrModel extends model
      */
     public function saveBug($repoID, $file, $v1, $v2)
     {
-        $now  = (string) helper::now();
+        $now  = helper::now();
         $data = fixer::input('post')
             ->add('severity', 3)
             ->add('openedBy', $this->app->user->account)