updated for version 7.3.543

Problem:    The cursor is in the wrong line after using ":copen". (John
            Beckett)
Solution:   Invoke more drastic redraw method.

src/version.c

@@ -714,6 +714,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    543,
 /**/
     542,
 /**/