[feature/mod_version_check] Remove old version check and introduce new one

adm/mods/board3_portal_check_version.php

@@ -1,33 +0,0 @@
-<?php
-/**
-*
-* @package Board3 Portal v2
-* @copyright (c) Board3 Group ( www.board3.de )
-* @license http://opensource.org/licenses/gpl-license.php GNU Public License
-*
-*/
-
-/**
-* @package mod_version_check
-*/
-
-if (!defined('IN_PHPBB'))
-{
-	exit;
-}
-
-class board3_portal_check_version
-{
-	public function version()
-	{
-		global $config, $phpbb_root_path, $phpEx;
-
-		return array(
-			'author'	=> 'Saint_hh',
-			'title'		=> 'Board3 Portal',
-			'tag'		=> 'board3_portal_v2_dev',
-			'version'	=> $config['board3_portal_version'],
-			'file'		=> array('board3.de', 'updatecheck', 'board3_portal.xml'),
-		);
-	}
-}