updated for version 7.4b.004

Problem:    Regexp crash on pattern "@\%[\w\-]*". (Axel Kielhorn)
Solution:   Add \%(\) around \%[] internally.

src/version.c

@@ -727,6 +727,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    4,
 /**/
     3,
 /**/