增加初始版本
diff --git a/license/copyright.txt b/license/copyright.txt
new file mode 100644
index 0000000..7bccdff
--- /dev/null
+++ b/license/copyright.txt
@@ -0,0 +1,13 @@
+/**
+ * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
+ *
+ * This library is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU Lesser General Public License as published by the Free
+ * Software Foundation; either version 2.1 of the License, or (at your option)
+ * any later version.
+ *
+ * This library is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
+ * details.
+ */
\ No newline at end of file