[FFmpeg-cvslog] Update md5 muxer docs to indicate that it ignores timestamps.

[Ronald S. Bultje]

ffmpeg | branch: master | Ronald S. Bultje <rsbultje at gmail.com> | Sun Sep  6 12:57:33 2015 -0400| [e855ed17a722ef9787c1ea5761a6a86215519ebc] | committer: Ronald S. Bultje

Update md5 muxer docs to indicate that it ignores timestamps.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=e855ed17a722ef9787c1ea5761a6a86215519ebc
---

 doc/muxers.texi |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/muxers.texi b/doc/muxers.texi
index ccd222c..86ca4ad 100644
--- a/doc/muxers.texi
+++ b/doc/muxers.texi
@@ -549,7 +549,7 @@ MD5 testing format.
 This muxer computes and prints the MD5 hash of all the input audio
 and video frames. By default audio frames are converted to signed
 16-bit raw audio and video frames to raw video before computing the
-hash.
+hash. Timestamps are ignored.
 
 The output of the muxer consists of a single line of the form:
 MD5=@var{MD5}, where @var{MD5} is a hexadecimal number representing