[PATCH] licenses: Add CC-BY-SA and CC-BY.

[rennes@openmailbox.org]

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Hi,

i attached patch for licenses CC-BY2 and CC-BY-SA2.

Thanks

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From fb8d0849612c10fb290db9ccc74efc1f17591687 Mon Sep 17 00:00:00 2001
From: Rene Saavedra <rennes@openmailbox.org>
Date: Mon, 15 Feb 2016 19:23:34 -0600
Subject: [PATCH] licenses: Add CC-BY-SA and CC-BY.

* guix/licenses.scm (cc-by-sa2.0, cc-by2.0): New variables.

---
 guix/licenses.scm | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/guix/licenses.scm b/guix/licenses.scm
index 1abb0a1..924b7a8 100644
--- a/guix/licenses.scm
+++ b/guix/licenses.scm
@@ -33,7 +33,7 @@
             non-copyleft
             bsd-style                             ;deprecated!
             cc0
-            cc-by-sa4.0 cc-by-sa3.0 cc-by3.0
+            cc-by-sa4.0 cc-by-sa3.0 cc-by3.0 cc-by-sa2.0 cc-by2.0
             cddl1.0
             cecill-c
             artistic2.0 clarified-artistic
@@ -155,11 +155,21 @@ at URI, which may be a file:// URI pointing the package's tree."
            "http://creativecommons.org/licenses/by-sa/3.0/"
            "Creative Commons Attribution-ShareAlike 3.0 Unported"))
 
+(define cc-by-sa2.0
+  (license "CC-BY-SA 2.0"
+           "http://creativecommons.org/licenses/by-sa/2.0/"
+           "Creative Commons Attribution-ShareAlike 2.0 Generic"))
+
 (define cc-by3.0
   (license "CC-BY 3.0"
            "http://creativecommons.org/licenses/by/3.0/"
            "Creative Commons Attribution 3.0 Unported"))
 
+(define cc-by2.0
+  (license "CC-BY 2.0"
+           "http://creativecommons.org/licenses/by/2.0/"
+           "Creative Commons Attribution 2.0 Generic"))
+
 (define cddl1.0
   (license "CDDL 1.0"
            "http://directory.fsf.org/wiki/License:CDDLv1.0"
-- 
2.6.3