update 1.0.8.0

Commits for version update

vendor/laravel/socialite/src/Contracts/Factory.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace Laravel\Socialite\Contracts;
+
+interface Factory
+{
+    /**
+     * Get an OAuth provider implementation.
+     *
+     * @param  string  $driver
+     * @return \Laravel\Socialite\Contracts\Provider
+     */
+    public function driver($driver = null);
+}