[folks] doap: add <programming-language>

[Piotr Drąg <piotrdrag src gnome org>]

commit 955a0ead391afcc4ab2538fbc196765d57ac25e3
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Thu Jul 31 17:37:50 2014 +0200

    doap: add <programming-language>

 folks.doap |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/folks.doap b/folks.doap
index c3739ed..cfb240b 100644
--- a/folks.doap
+++ b/folks.doap
@@ -18,6 +18,7 @@
   <bug-database
     rdf:resource="https://bugzilla.gnome.org/browse.cgi?product=folks"; />
   <mailing-list rdf:resource="http://lists.freedesktop.org/mailman/listinfo/telepathy"; />
+  <programming-language>Vala</programming-language>
 
   <maintainer>
     <foaf:Person>