[releng] adding back missing libgrss

[Frederic Peters <fpeters src gnome org>]

commit 9c8f402eac07bd6933fa2d8d6f441f6a6e0311e2
Author: Frédéric Péters <fpeters 0d be>
Date:   Thu Sep 17 13:34:51 2015 +0200

    adding back missing libgrss

 tools/versions |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/tools/versions b/tools/versions
index 9797f44..7f4c150 100644
--- a/tools/versions
+++ b/tools/versions
@@ -77,6 +77,7 @@ core:libchamplain:0.12.10:
 core:libcroco:0.6.8:
 core:libgdata:0.17.3:
 core:libgee:0.18.0:
+core:libgrss:0.7.0:
 core:libgsf:1.14.34:
 core:libgtop:2.31.91:
 core:libgweather:3.17.92: