[grilo] Added slovak translation

[Peter Mráz <petermraz src gnome org>]

commit 138b434daeef67c77ff7d7d0e8c52fde0fda5fd7
Author: Dušan Kazik <prescott66 gmail com>
Date:   Wed Aug 28 21:29:35 2013 +0200

    Added slovak translation

 po/LINGUAS |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/po/LINGUAS b/po/LINGUAS
index d970b8f..88e5fd9 100644
--- a/po/LINGUAS
+++ b/po/LINGUAS
@@ -9,6 +9,7 @@ lt
 nb
 pl
 pt_BR
+sk
 sl
 sr
 sr latin