[gvfs] Update NEWS for release

[Alexander Larsson <alexl src gnome org>]

commit 151dec926ed669cd3000e87899f3adcb03508422
Author: Alexander Larsson <alexl redhat com>
Date:   Tue Sep 3 09:04:39 2013 +0200

    Update NEWS for release

 NEWS |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/NEWS b/NEWS
index cea67f4..2e4d2d0 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,7 @@
+Major changes in 1.17.91
+=======================
+* Handle large thumbnails as well as normal ones
+
 Major changes in 1.17.90
 =======================
 * archive: Update to latest libarchive API