Fix quota image broken in e71ceb0c98b33409af5978f0f33c6c95148bd86b (#1489467)

Aleksander Machniak

2013-12-09 edca654ef0e3f2003de587c13f2402a9518972dd

 program/include/rcmail.php

@@ -1630,7 +1630,7 @@

        $rcmail->output->add_script('rcmail.set_quota('.rcube_output::json_serialize($quota).');', 'docready');

        return html::span($attrib, '');
        return html::span($attrib, ' ');
    }