Add kiosk mode, public board access with read-only and auto-refresh

locales/fr_FR/translations.php

@@ -179,4 +179,5 @@ return array(
     'Completed tasks for "%s"' => 'Tâches terminées pour "%s"',
     '%d closed tasks' => '%d tâches terminées',
     'no task for this project' => 'aucune tâche pour ce projet',
+    'Public link' => 'Accès public',
 );

locales/pl_PL/translations.php

@@ -181,5 +181,7 @@ return array(
     'List of projects' => '',
     'Completed tasks for "%s"' => '',
     '%d closed tasks' => '',
-    'no task for this project' => '',*/
+    'no task for this project' => '',
+    'Public link' => '',
+    */
 );