updated for version 7.3.489
Problem:    CTRL-] in Insert mode does not expand abbreviation when used in a
            mapping. (Yichao Zhou)
Solution:   Special case using CTRL-]. (Christian Brabandt)
diff --git a/src/version.c b/src/version.c
index 8bcdd30..d012d99 100644
--- a/src/version.c
+++ b/src/version.c
@@ -715,6 +715,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    489,
+/**/
     488,
 /**/
     487,