update copyright

LICENSE.md

@@ -187,7 +187,7 @@
       same "printed page" as the copyright notice for easier
       identification within third-party archives.
 
-   Copyright 2017-2018 TBOOX Open Source Group
+   Copyright 2017-2018 Xmake Open Source Community
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.

NOTICE.md

@@ -1,7 +1,7 @@
 A package repository based on xmake
-Copyright 2017-2018 The TBOOX Open Source Group
+Copyright 2017-2018 The Xmake Open Source Community
 
-This product includes software developed by The TBOOX Open Source Group (http://www.tboox.org/).
+This product includes software developed by The Xmake Open Source Community (https://xmake.io/).
 
 -------------------------------------------------------------------------------
 
@@ -11,6 +11,6 @@ which can be obtained at:
   * LICENSE:
     * https://github.com/xmake-io/xmake/blob/master/LICENSE.md (Apache License 2.0)
   * HOMEPAGE:
-    * http://www.tboox.org/
+    * https://xmake.io