Matroska credits

Originally committed as revision 2875 to svn://svn.ffmpeg.org/ffmpeg/trunk

CREDITS

@@ -2,9 +2,10 @@ This file contains the name of the people who have contributed to
 ffmpeg. The names are sorted alphabetically.
 
 Fabrice Bellard
+Alex Beregszaszi
 BERO
 Mario Brito
-Alex Beregszaszi
+Ronald Bultje
 Tim Ferguson
 Brian Foley
 Arpad Gereoffy

doc/ffmpeg-doc.texi

@@ -659,6 +659,7 @@ library:
 @tab .fli/.flc files
 @item Sierra VMD       @tab    @tab X
 @tab used in Sierra CD-ROM games
+@item Matroska         @tab    @tab X
 @end multitable
 
 @code{X} means that the encoding (resp. decoding) is supported.