- fix for jQuery-1.4rc1: remove comment from ajax response

alecpl

2010-01-13 fd9cca2f2b8d2ca0d7d4e8a283e78ed63953c02e

 program/include/rcube_plugin_api.php

@@ -181,6 +181,9 @@
   */
  public function exec_hook($hook, $args = array())
  {
    if (!is_array($args))
      $args = array('arg' => $args);

    $args += array('abort' => false);
    $this->active_hook = $hook;