updated for version 7.4.668

Problem:    Can't use a glob pattern as a regexp pattern.
Solution:   Add glob2regpat(). (Christian Brabandt)

src/version.c

@@ -741,6 +741,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    668,
 /**/
     667,
 /**/