[gvfs/gnome-3-20] Update NEWS for 1.28.4 release

[Ondrej Holy <oholy src gnome org>]

commit be95b03beb3749887fa43d97b1aaa29907551302
Author: Ondrej Holy <oholy redhat com>
Date:   Tue Mar 28 16:26:56 2017 +0200

    Update NEWS for 1.28.4 release

 NEWS |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)
---
diff --git a/NEWS b/NEWS
index 4e83520..2f25813 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,14 @@
+Major changes in 1.28.4
+=======================
+* common: Fix potential crash caused by missing g_strdup
+* fuse: Prevent potential crash if file handle is not set
+* sftp: Prevent potential crash in case of parsing error
+* google: Prevent potential crashes if resolve_dir fails
+* gphoto2: Fix x-content-types setup
+* google: Fix reported file size
+* sftp: Limit writes to 32768 bytes
+* daemon: Bump maximum read channel buffer size
+
 Major changes in 1.28.3
 =======================
 * dnssd: Fix crashes when mount failed