patch 7.4.1728

Problem:    The help for functions require a space after the "(".
Solution:   Make CTRL-] on a function name ignore the arguments. (Hirohito
            Higashi)

src/version.c

@@ -748,6 +748,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1728,
 /**/
     1727,
 /**/