updated for version 7.3.938

Problem:    Python: not easy to get to window number.
Solution:   Add vim.window.number. (ZyX)

src/version.c

@@ -728,6 +728,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    938,
 /**/
     937,
 /**/