updated for version 7.3.206

Problem:    64bit MS-Windows compiler warning.
Solution:   Use HandleToLong() instead of type cast. (Mike Williams)

src/version.c

@@ -709,6 +709,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    206,
 /**/
     205,
 /**/