Fix some plugins for use without rcmail class

Aleksander Machniak

2015-06-19 1c861df079de9f6f4f3cdbe5c49b3ef8dd124eed

 plugins/example_addressbook/tests/ExampleAddressbook.php

@@ -5,7 +5,7 @@

    function setUp()
    {
        include_once dirname(__FILE__) . '/../example_addressbook.php';
        include_once __DIR__ . '/../example_addressbook.php';
    }

    /**