[libgsf] doap: add <programming-language>

[Piotr Drąg <piotrdrag src gnome org>]

commit 23bd499668a86aca7c9d94d8c757cac0b2e0ef6d
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Thu Jul 31 19:37:05 2014 +0200

    doap: add <programming-language>

 libgsf.doap |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/libgsf.doap b/libgsf.doap
index cecb115..dcfa2bf 100644
--- a/libgsf.doap
+++ b/libgsf.doap
@@ -12,6 +12,7 @@
   <bug-database rdf:resource="https://bugzilla.gnome.org/browse.cgi?product=libgsf"; />
 
   <category rdf:resource="http://api.gnome.org/doap-extensions#core"; />
+  <programming-language>C</programming-language>
 
   <maintainer>
     <foaf:Person>