[gitg] doap: add <programming-language>

[Piotr Drąg <piotrdrag src gnome org>]

commit 43e85088b6d938a613489e546f88a21f2277f7a0
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Thu Jul 31 18:45:45 2014 +0200

    doap: add <programming-language>

 gitg.doap |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gitg.doap b/gitg.doap
index cb315d5..a1c182f 100644
--- a/gitg.doap
+++ b/gitg.doap
@@ -16,6 +16,7 @@
   <download-page rdf:resource="http://download.gnome.org/sources/gitg/"; />
   <bug-database rdf:resource="https://bugzilla.gnome.org/browse.cgi?product=gitg"; />
   <category rdf:resource="http://api.gnome.org/doap-extensions#apps"; />
+  <programming-language>Vala</programming-language>
 
   <maintainer>
     <foaf:Person>