To complete the removal of this mod you need to make the following modifications.

--[EDIT]-----------------------------------------------------

/inc/design.inc.php

--[REMOVE]---------------------------------------------------

				
//[START DeeEmm Maintenance Mode MOD]
$sPageUrl = 'http://' . $_SERVER["SERVER_NAME"].$_SERVER["REQUEST_URI"];

if (getParam('dm_maint_enabled') == 'on' && $site['url_admin'] !== $sPageUrl) {
	if (!$GLOBALS['logged']['admin']) {
		echo getParam('dm_maint_page_html');
		exit;
	}
}
//[END DeeEmm Maintenance Mode MOD]