Update Samba's DCO license in compliance with CC-BY-SA 4.0

The text of "Samba's Developer Certificate of Origin" is copyrighted
and licensed CC-BY-SA.  Add notice for compliance with CC-BY-SA 4.0.

Signed-off-by: Bradley M. Kuhn <bkuhn@sfconservancy.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Simo Sorce <idra@samba.org>
Reviewed-by: Ralph Böhme <slow@samba.org>
Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Tue Oct 20 18:10:50 UTC 2020 on sn-devel-184

diff --git a/README.contributing b/README.contributing
index 2a44e37f9e835de7e9382fa62c815cabe93d9a98..4228f041cec9e6f06b0ffd24b75d299efae2a0d1 100644 (file)
--- a/README.contributing
+++ b/README.contributing
@@ -113,3 +113,12 @@ Have fun and happy Samba hacking !
 
 The Samba Team.
 
+
+The "Samba Developer's Certificate of Origin. Version 1.0" is:
+  (C) 2011 Software Freedom Conservancy, Inc.
+  (C) 2005 Open Source Development Labs, Inc.
+
+licensed under Creative Commons Attribution-ShareAlike 4.0 License as found
+at https://creativecommons.org/licenses/by-sa/4.0/legalcode and based on
+"Developer's Certificate of Origin 1.1" as found at
+http://web.archive.org/web/20070306195036/http://osdlab.org/newsroom/press_releases/2004/2004_05_24_dco.html