Improve indexing somewhat.  Add small intros to the "implementations"
	sections of the formatter module doc.

	chapter to better reflect the relationship between the modules.

	documentation.

	and implementation variants.

Also would like to add an "author's note" at the beginning, basically
pointing everyone to the books.

Note: waitflag not supported on NT.

This does not mean I still support this code!!!

load_module(), to mimick the behavior of imp more closely.

'writer' of the NullFormatter to the writter passed in, or to a
NullWriter if none (or None) is passed in.

but a built-in function is not.

	.pyc extensions completely equivelent when locating the "profile"
	which should be read on startup.

parameters of the content-type header.

some of our modules for special purposes (e.g. rexec).

Fixed off-by-four error
Keep data around so it won't get reclaimed

embedded \0 in the delimiter is handled properly.  Thanks to Sjoerd
for suggesting this.