 to be
named since they may be defined by subclasses.
By default, this slot works by appending.
<P><DT><A NAME="M11"><B>forward</B><I> name cmdName </I>?<I>arg ...</I>?</A><DD>
This creates or updates a forwarded method called <I>name</I>. The method is
defined be forwarded to the command called <I>cmdName</I>, with additional
arguments, <I>arg</I> etc., added before those arguments specified by the
caller of the method. The <I>cmdName</I> will always be resolved using the
rules of the invoking objects' nam