AddMenuItems
trg = utils.AddMenuItems (trg, src, msgtable)
Parameters:
trg : table (array of menu items), or nil
src : table (array of menu items)
msgtable: table (localization conversion table)
Returns:
trg: table
Description:
-- Adds menu items from src table to trg table.
-- If trg argument is nil, a new empty table is first created.
-- The items whose text starts with :: are replaced with items
with their text converted by msgtable (see AddToMenu and
Utility for localization).