build: update NEWS

NEWS

+=======================================================
+network-manager-applet-1.0
+Overview of changes since network-manager-applet-0.9.10
+=======================================================
+
+This is a new stable release of network-manager-applet.  Notable changes include:
+
+* Added support for editing Bluetooth mobile broadband connections
+* Added support for IPv6 mobile broadband connections
+* Allow IPv6-only configuration for more connection types
+* The applet and editor are no longer shown in GNOME 3, which has its own
+    network indicator and control panel
+
+
 =======================================================
 network-manager-applet-0.9.10
 Overview of changes since network-manager-applet-0.9.8