updated for version 7.3.203

Problem:    MS-Windows: Can't run an external command without a console window.
Solution:   Support ":!start /b cmd". (Xaizek)

src/version.c

@@ -709,6 +709,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    203,
 /**/
     202,
 /**/