add missing Events class, update requirements

composer.json

@@ -33,8 +33,8 @@
   "require": {
     "php": "7.1 - 7.2",
     "ext-ionCube-Loader": "*",
-    "oxid-esales/oxideshop-ce": "6.0 - 6.2",
-    "d3/modcfg": ">=5.1.0.0"
+    "oxid-esales/oxideshop-metapackage-ce": "~6.0.0 || ~6.1.0",
+    "d3/modcfg": ">=5.1.0.000"
   },
   "autoload": {
     "psr-4": {

src/Setup/Events.php

@@ -0,0 +1,46 @@
+<?php
+
+/**
+ * This Software is the property of Data Development and is protected
+ * by copyright law - it is NOT Freeware.
+ *
+ * Any unauthorized use of this software without a valid license
+ * is a violation of the license agreement and will be prosecuted by
+ * civil and criminal law.
+ *
+ * http://www.shopmodule.com
+ *
+ * @copyright (C) D3 Data Development (Inh. Thomas Dartsch)
+ * @author    D3 Data Development - Daniel Seifert <support@shopmodule.com>
+ * @link      http://www.oxidmodule.com
+ */
+
+namespace D3\OrderManager\Setup;
+
+use D3\ModCfg\Application\Model\Exception\d3ShopCompatibilityAdapterException;
+use D3\ModCfg\Application\Model\Install\d3install;
+use Doctrine\DBAL\DBALException;
+use OxidEsales\Eshop\Core\Exception\DatabaseConnectionException;
+use OxidEsales\Eshop\Core\Exception\DatabaseErrorException;
+use OxidEsales\Eshop\Core\Exception\StandardException;
+use OxidEsales\Eshop\Core\Exception\SystemComponentException;
+
+class Events
+{
+    /**
+     * @throws d3ShopCompatibilityAdapterException
+     * @throws DBALException
+     * @throws DatabaseConnectionException
+     * @throws DatabaseErrorException
+     * @throws StandardException
+     * @throws SystemComponentException
+     */
+    public static function onActivate()
+    {
+        d3install::checkUpdateStart();
+    }
+
+    public static function onDeactivate()
+    {
+    }
+}