Added licence boilerplate to our MATLAB files.

webrtc/modules/audio_processing/transient/test/readDetection.m

Index: webrtc/modules/audio_processing/transient/test/readDetection.m
diff --git a/webrtc/modules/audio_processing/transient/test/readDetection.m b/webrtc/modules/audio_processing/transient/test/readDetection.m
index 1a9e8a7e6442c5b6df81071a69cf24fe8041088e..832bf31ec808a04c66a7924f372ce9364a15e89b 100644
--- a/webrtc/modules/audio_processing/transient/test/readDetection.m
+++ b/webrtc/modules/audio_processing/transient/test/readDetection.m
@@ -1,3 +1,13 @@
+%
+%  Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
+%
+%  Use of this source code is governed by a BSD-style license
+%  that can be found in the LICENSE file in the root of the source
+%  tree. An additional intellectual property rights grant can be found
+%  in the file PATENTS.  All contributing project authors may
+%  be found in the AUTHORS file in the root of the source tree.
+%
+
 function [d, t] = readDetection(file, fs, chunkSize)
 %[d, t] = readDetection(file, fs, chunkSize)
 %