added php download of membershipments

vendor/illuminate/support/Carbon.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace Illuminate\Support;
+
+use Carbon\Carbon as BaseCarbon;
+use Carbon\CarbonImmutable as BaseCarbonImmutable;
+
+class Carbon extends BaseCarbon
+{
+    /**
+     * {@inheritdoc}
+     */
+    public static function setTestNow($testNow = null)
+    {
+        BaseCarbon::setTestNow($testNow);
+        BaseCarbonImmutable::setTestNow($testNow);
+    }
+}