Fixed ":s" message.  Docs updates.
diff --git a/runtime/doc/version7.txt b/runtime/doc/version7.txt
index 94714d6..8b537fc 100644
--- a/runtime/doc/version7.txt
+++ b/runtime/doc/version7.txt
@@ -7232,5 +7232,8 @@
 The gvim executable is 32 bits, the installed gvimext.dll is either a 32 or 64
 bit version. (George Reilly)
 
+synstack() did not return anything when just past the end of the line.  Useful
+when using the cursor position in Insert mode.
+
 
  vim:tw=78:ts=8:ft=help:norl: