added languages method to the request class.

laravel/request.php

@@ -125,6 +125,16 @@ public static function accepts($type)
 		return in_array($type, static::accept());
 	}
 
+	/**
+	 * Get the languages accepted by the client's browser.
+	 *
+	 * @return array
+	 */
+	public static function languages()
+	{
+		return static::foundation()->getLanguages();
+	}
+
 	/**
 	 * Determine if the current request is using HTTPS.
 	 *