updated for version 7.4.171

Problem:    Redo does not set v:count and v:count1.
Solution:   Use a separate buffer for redo, so that we can set the counts when
            performing redo.

src/globals.h

@@ -979,11 +979,6 @@ EXTERN int	RedrawingDisabled INIT(= 0);
 EXTERN int	readonlymode INIT(= FALSE); /* Set to TRUE for "view" */
 EXTERN int	recoverymode INIT(= FALSE); /* Set to TRUE for "-r" option */
 
-EXTERN struct buffheader stuffbuff	/* stuff buffer */
-#ifdef DO_INIT
-		    = {{NULL, {NUL}}, NULL, 0, 0}
-#endif
-		    ;
 EXTERN typebuf_T typebuf		/* typeahead buffer */
 #ifdef DO_INIT
 		    = {NULL, NULL, 0, 0, 0, 0, 0, 0, 0}