patch 7.4.1247

Problem:    The channel test doesn't run on MS-Windows.
Solution:   Make it work on the MS-Windows console. (Ken Takata)

src/version.c

@@ -742,6 +742,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1247,
 /**/
     1246,
 /**/