Fix up a few synopses.

(Thanks, Just!)

Add an index entry.

works better with LaTeX2HTML, and allows some simplification of the python.sty
macros.

Lots of nits in both.

checkin of myformat.sty.

Change "\renewcommand{\indexsubitem}{(...)}" to "\setindexsubitem{(...)}"
everywhere.

Some other minor nits that I happened to come across.

"Unix" ==> "\UNIX{}"

docstring conversion).

	* \bcode, \ecode added everywhere
	* \label{module-foo} added everywhere
	* A few \seealso sections added.
	* Indentation fixed inside verbatim in lib*tex files

	Merged in many typo corrections and fixes to support GNU info
	processing; submitted by Tamito Kajiyama.

 unified style; etc.