message in importlib.

Thanks to Éric Araujo for spotting the inconsistency.

1. Online reference manual link is now version-specific and the
   'MODULE DOCS' section renamed to 'MODULE REFERENCE'.

2. 'FILE' section is moved to the end of the file.

3. Special names processed by pydoc such as __version__ or __credits__
   are now excluded from the DATA section.

4. Defined __all__ to prevent pydoc from exposing undocumented details
   about itself.

5. Removed Python 2.3 compatibility code.

zero-initialize all fields, fixing compiler warnings seen when building
extension modules with gcc with "-Wmissing-field-initializers" (implied
by "-W")

Patch by Robert Collins.

informative adjunct to the docs.  Forward-port of Raymond's r86225 and
r86245 using the new source reST role added in #10334.

rather than strings.

enough).  Also, use setUpClass in order to connect only once per test run.

standard IMAP4 connections.  Original patch by Lorenzo M. Catucci.