patch 7.4.2051
Problem:    No proper testing of trunc_string().
Solution:   Add a unittest for message.c.
diff --git a/src/version.c b/src/version.c
index f4d9090..575b43a 100644
--- a/src/version.c
+++ b/src/version.c
@@ -759,6 +759,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2051,
+/**/
     2050,
 /**/
     2049,