updated for version 7.4.687

Problem:    There is no way to use a different in Replace mode for a terminal.
Solution:   Add t_SR. (Omar Sandoval)

src/version.c

@@ -741,6 +741,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    687,
 /**/
     686,
 /**/