libmpcodecs/pullup: update to latest version from mplayer

Please see mplayer svn for authorship and individual commits
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavfilter/libmpcodecs/pullup.c

@@ -19,9 +19,10 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+
+#include "libavutil/x86/asm.h"
 #include "config.h"
 #include "pullup.h"
-#include "cpudetect.h"