[arch-dev-public] [signoff] ed 1.4-1

minor upstream update. please signoff. -Andy Changes in version 1.4: * The undo command has been fixed to restore the modified status of the buffer being edited. * A race condition with user interrupt has been fixed in search_and_replace. * The functions resize_line_buffer and resize_undo_buffer have been added to definitively fix the aliasing warnings. * Some minor corrections have been made to the manual.