patch 7.4.1696
Problem:    When using :stopinsert in a silent mapping the "INSERT" message
            isn't cleared. (Coacher)
Solution:   Always clear the message. (Christian Brabandt, closes #718)
diff --git a/src/ex_docmd.c b/src/ex_docmd.c
index 26f4219..e5de379 100644
--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -10040,6 +10040,7 @@
 {
     restart_edit = 0;
     stop_insert_mode = TRUE;
+    clearmode();
 }
 
 /*