Remove the vendor directory in .gitignore as these dependencies are needed for php-imap

plugins/php-imap/vendor/illuminate/contracts/Cookie/QueueingFactory.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace Illuminate\Contracts\Cookie;
+
+interface QueueingFactory extends Factory
+{
+    /**
+     * Queue a cookie to send with the next response.
+     *
+     * @param  mixed  ...$parameters
+     * @return void
+     */
+    public function queue(...$parameters);
+
+    /**
+     * Remove a cookie from the queue.
+     *
+     * @param  string  $name
+     * @param  string|null  $path
+     * @return void
+     */
+    public function unqueue($name, $path = null);
+
+    /**
+     * Get the cookies which have been queued for the next request.
+     *
+     * @return array
+     */
+    public function getQueuedCookies();
+}