CRM-13909 rebuild word replacement on clear cache

CRM/Core/Invoke.php

@@ -494,6 +494,9 @@ class CRM_Core_Invoke {
     // also cleanup module permissions
     $config->cleanupPermissions();
 
+    // also rebuild word replacement cache
+    CRM_Core_BAO_WordReplacement::rebuild();
+
     CRM_Core_BAO_Setting::updateSettingsFromMetaData();
     CRM_Core_Resources::singleton()->resetCacheCode();