Upgrade to 3.0.2

kirby/vendor/getkirby/composer-installer/src/ComposerInstaller/Plugin.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace Kirby\ComposerInstaller;
+
+use Composer\Composer;
+use Composer\IO\IOInterface;
+use Composer\Plugin\PluginInterface;
+
+/**
+ * @package   Kirby Composer Installer
+ * @author    Lukas Bestle <lukas@getkirby.com>
+ * @link      https://getkirby.com
+ * @copyright Bastian Allgeier
+ * @license   MIT
+ */
+class Plugin implements PluginInterface
+{
+    /**
+     * Apply plugin modifications to Composer
+     *
+     * @param Composer    $composer
+     * @param IOInterface $io
+     */
+    public function activate(Composer $composer, IOInterface $io)
+    {
+        $installationManager = $composer->getInstallationManager();
+        $installationManager->addInstaller(new CmsInstaller($io, $composer));
+        $installationManager->addInstaller(new PluginInstaller($io, $composer));
+    }
+}