[gvfs/gnome-3-18] Update NEWS for 1.26.3 release

[Ondrej Holy <oholy src gnome org>]

commit 1d5bc3bb7a66e385876888d463002d1c9397642c
Author: Ondrej Holy <oholy redhat com>
Date:   Thu Feb 18 13:44:21 2016 +0100

    Update NEWS for 1.26.3 release

 NEWS |   10 ++++++++++
 1 files changed, 10 insertions(+), 0 deletions(-)
---
diff --git a/NEWS b/NEWS
index 08fa04e..ca79499 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,13 @@
+Major changes in 1.26.3
+=======================
+* udisks2: Avoid crashes during unmount
+* ftp: Fix cache invalidation after writing
+* network: Fix crashes when mount failed
+* metadata: Avoid endless recursion when copying meta files
+* udisks2: Do not show notification if unmount failed
+* Several smaller bugfixes
+* Translation updates
+
 Major changes in 1.26.2
 =======================
 * Accept XDG_RUNTIME_DIR/bus as a valid D-Bus session/user bus