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/proto/screen.pro b/src/proto/screen.pro
index aad8187..f8b14c4 100644
--- a/src/proto/screen.pro
+++ b/src/proto/screen.pro
@@ -47,6 +47,7 @@
 int screen_del_lines(int off, int row, int line_count, int end, int force, win_T *wp);
 int showmode(void);
 void unshowmode(int force);
+void clearmode(void);
 void get_trans_bufname(buf_T *buf);
 int redrawing(void);
 int messaging(void);