doesn't look right in HTML

with no content (due to the text_cleanup() override in l2hinit.perl)

- remove last <center> element (long deprecated in HTML)

formatting

this also makes some constructs more XHTML friendly (including adding in
some missing </tr> tags)

(closes SF patch #1054715; backporting to release23-maint branch)

- fix minor typo in comment

- make the output more XHTML friendly

there's still a bug for the environment, but that's worked around in
this change as well

that are left empty
fixes first of the problems reported in SF bug #727692

    LaTeX2HTML feels free to remove a surrounding element that
    contains no other content.  Since such an element is typically a
    named anchor used for hyperlinking, they should not be removed.
    Unfortunatley, making sure these marks are non-empty is the most
    direct way of avoiding this behavior.

Thanks to Dave Kuhlman for tracking this down; this was some excellent
detective work!

conform to XHTML rules.

by controling the font.

  - fix comment describing what this is for
  - add lots of indexing macros to this call
Closes SF bug #518989.

markup.  Not currently needed, but easier to save this now than to
have to figure it out when we do.

warnings;" to this, and keep the "use" statement this time.

Fix an obscure bug that caused weird index entries to be generated in
a few cases, and a minor problem with horizontal alignmetn of the last
column of 5-column tables.

[I'd report a SF bug #, but I can't get to that right now.]

  time in http://www.python.org/dev/doc/.  There have been no bug
  reports on these for a long time now.
- Remove local "use" statement that duplicates a top-level "use".

that are processed before their arguments.
Closes SF bug #637807.

one.

Added misc. comments.

    possible to control the indentation of continuation lines.

cfuncline_helper():  Only mark the argument names are <var>, not the
    whole argument list.  This leaves the argument types in the same
    font as the return type.  Based on a casual suggestion from
    Guido.

and friends.  This was part of the changes to the presentation of
signature lines, but does not include any of the aspects that people
questioned.

the "Download as text" link.  Previously, it could map multiple source files
to a single name since all files end up with the same extension.
This closes SF bug #558279.

while modifying these files.
Minor style changes to make the use of "my" with arrays more consistent.

This matches many other of the *desc environments, and is useful when
multiple functions share a description.