updated for version 7.3.835

Problem:    "xxd -i" fails on an empty file.
Solution:   Do output the closing } for an empty file. (partly by Lawrence
            Woodman)

src/version.c

@@ -728,6 +728,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    835,
 /**/
     834,
 /**/