[gvfs] Update NEWS for 1.15.2 release

[Tomas Bzatek <tbzatek src gnome org>]

commit d6c8e3a4910ee2c5968886328ebe9456b445796b
Author: Tomas Bzatek <tbzatek redhat com>
Date:   Tue Jan 15 14:46:02 2013 +0100

    Update NEWS for 1.15.2 release

 NEWS |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)
---
diff --git a/NEWS b/NEWS
index a3db782..56a60f9 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,11 @@
+Major changes in 1.15.2
+=======================
+* New MTP backend and volume monitor written by Philip Langdale
+* test: Add Drive tests
+* test: Drop genisoimage dependency
+* test: Include */sbin in PATH
+* Translation updates
+
 Major changes in 1.15.1
 =======================
 * client: Set default timeout to infinite for all GDaemonFile methods