the DTD.

	this takes 5 minutes off the conversion of the whole tree by
	reducing the number of tree-traversals from 14 to 1.

the right <signature>s and <description>.  This seems to work a lot
better now!

leaf_exc flag to zero otherwise the name leaks memory.

version of the Python interpreter.  This is \version in the LaTeX format
of the documentation.

bundle to its own Rez source file. With these changes various resources
are all set automatically from .h files.

Lots of changes to get the paragraph marking to work, and not go into
an infinite recursion.

Start to rationalize markup of method signatures; not complete.

find_all_elements():  similar to getElementsByTagName(), but operates
	on the not-quite-legal fragments we deal with here.
	Simplifies several individual transforms.

fixup_sectionauthors():  Convert \sectionauthor items to <author> just
	after the <section>'s <title>.

with changed APIs -- it makes much more sense there.
Also add a new feature: if the first character of a menu label is
a '!', it gets a checkbox.  Checkboxes are bound to Boolean Tcl variables
that can be accessed through the new getvar/setvar/getrawvar API;
the variable is named after the event to which the menu is bound.

With -s only a single test is run.  The next test run is chosen
sequentially from the list of all tests.

more severe ones.

PyList_Append steals a reference even if it fails).

builtin_filter(): Had the same leak problem as builtin_map().