Add "url" option to configuration.

app/config/app.php

@@ -15,6 +15,19 @@ return array(
 
 	'debug' => true,
 
+/*
+|--------------------------------------------------------------------------
+| Application URL
+|--------------------------------------------------------------------------
+|
+| This URL is used by the console to properly generate URLs when using
+| the Artisan command line tool. You should set this to the root of
+| your application so that it is used when running Artisan tasks.
+|
+*/
+
+	'url' => 'http://localhost',
+
 	/*
 	|--------------------------------------------------------------------------
 	| Application Timezone