Added vendor/ directory for Composer's installed files

vendor/illuminate/contracts/Filesystem/Factory.php

@@ -0,0 +1,13 @@
+<?php namespace Illuminate\Contracts\Filesystem;
+
+interface Factory {
+
+	/**
+	 * Get a filesystem implementation.
+	 *
+	 * @param  string  $name
+	 * @return \Illuminate\Contracts\Filesystem\Filesystem
+	 */
+	public function disk($name = null);
+
+}