[xemacs-hg @ 2005-01-21 09:43:09 by aidan] Rename "functions" node to "functions and commands," move the definition of a command further up the list of types of functions, give information on a trivial (interactive) declaration, and cross-reference to the key binding detail. Cf. 87vf9wgd08.fsf@tleepslib.sk.tsukuba.ac.jp (comp.emacs.xemacs, 2005-01-18).