Fix typo in utils.py
Add a very basic .travis.yml that uses integrates with tox.
Merge pull request #46 from dreid/travis

Add a very basic .travis.yml that integrates with tox.
Merge pull request #42 from mailgun/anton/typo-fix

Fix typo in utils.py
Run tests against PyPy as well
Merge pull request #48 from alex/supports-pypy

Run tests against PyPy as well
Updated MX records for iCloud.
Make FallbackMimePart interface match with MimePart

To achieve that common functionality has been extracted to
 RichPartMixin that is mixed to both classes.
Merge branch 'pr/49'
Merge branch 'master' of github.com:plq/flanker