Add the settabvar() and gettabvar() functions.
Various runtime file updates.
diff --git a/runtime/doc/usr_40.txt b/runtime/doc/usr_40.txt
index 1aea1ac..542a418 100644
--- a/runtime/doc/usr_40.txt
+++ b/runtime/doc/usr_40.txt
@@ -24,8 +24,8 @@
sequence of key strokes is translated into another sequence of key strokes.
This is a simple, yet powerful mechanism.
The simplest form is that one key is mapped to a sequence of keys. Since
-the function keys, except <F1>, have no predefined meaning in Vim, these are a
-good choice to map. Example: >
+the function keys, except <F1>, have no predefined meaning in Vim, these are
+good choices to map. Example: >
:map <F2> GoDate: <Esc>:read !date<CR>kJ