Basic dev/testing setup
Use tox for tests
Clean MANIFEST.in
Use tox for lint.
Add missing newline at end of file
Fix README.md ordered list
pylint dep for tox
Merge remote-tracking branch 'github/master' into tests-setup
Merge pull request #56 from kuba/clean-manifest

Clean MANIFEST.in
Merge pull request #57 from kuba/tests-setup

Tests setup
More complete list of exceptions that can be raised

The acme.acme_object_validate() function can also raise ValueError
when given something that isn't JSON.
Merge remote-tracking branch 'github/master' into acme_test

Conflicts:
	letsencrypt/client/acme.py