cosmetics: #include config.h before all other FFmpeg headers.

Originally committed as revision 12450 to svn://svn.ffmpeg.org/ffmpeg/trunk

cmdutils.c

@@ -24,13 +24,13 @@
 #include <errno.h>
 #include <math.h>
 
+#include "config.h"
 #include "avformat.h"
 #include "avfilter.h"
 #include "avdevice.h"
 #include "cmdutils.h"
 #include "avstring.h"
 #include "version.h"
-#include "config.h"
 
 #undef exit