Update COPYING

diff --git a/COPYING b/COPYING
index 6ee6ec4327a4b8521d8a81dc06c454d0f2331d57..b6b7c434558606e9a960724b3fa7211a09019706 100644 (file)
--- a/COPYING
+++ b/COPYING
@@ -1 +1,3 @@
-For copying terms, refer to the LICENSE file in this directory.
\ No newline at end of file
+For copying terms, please refer to the LICENSE file in this directory.
+
+Commercial licensing is also available.