updated for version 7.4.198

Problem:    Can't build Vim with Perl when -Dusethreads is not specified for
            building Perl, and building Vim with --enable-perlinterp=dynamic.
Solution:   Adjust #ifdefs. (Yasuhiro Matsumoto)

src/version.c

@@ -738,6 +738,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    198,
 /**/
     197,
 /**/