Python 2.4 compatibility: no empty inheritance list

This fixes issue #46.

Reported-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Update copyright message.

This fixes issue #47.

Reported-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Remove some trailing whitespace

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Add template for README.Git file.

Since it needs to contain a SHA-1, it cannot really be included
literally in this repository.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Merge branch 'git-project-state'

Merge changes from the version that is included in Git into the
git-multimail subdirectory.
Add a CHANGES file

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Increment version number to 1.0.0
Get Python files to pass pep8's tests.

Add a setup.cfg file with a pep8 section, to tweak a couple of the
rules.

Suggested-by: William Giokas <1007380@gmail.com>
Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Allow the emailPrefix to be suppressed.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Define Config.__contains__().

This fixes a breakage in migrate-mailhook-config, which used to use

    old.has_key(name)

but was changed in 09d0d5b922 to use

    name in old

.

Reported-by: Azat Khuzhin <a3at.mail@gmail.com>
Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>