updated for version 7.3.049
Problem:    PLT has rebranded their Scheme to Racket.
Solution:   Add support for Racket 5.x. (Sergey Khorev)
diff --git a/src/version.c b/src/version.c
index adfe2a3..fbca25e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -715,6 +715,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    49,
+/**/
     48,
 /**/
     47,