adds clef as a login provider
updated live connection for better support
removed extra_data override
Merge pull request #183 from hassek/master

updated live connection for better support
added information for FIELDS_STORED_IN_SESSION 

If different code needs to be executed in different instances of 'login' buttons, this might come in handy. And it's found nowhere in the existing docs.
Merge pull request #184 from joelewis/patch-1

added information for FIELDS_STORED_IN_SESSION
Style recent docs
Docs about associate user by email
Add a Bitdeli badge to README
Merge pull request #185 from bitdeli-chef/master

Add a Bitdeli Badge to README
Move badge to the top
Vimeo backend
merge upstream changes
Fixed a typo.
add clef to main README
fix copy-paste typo in callback url
Merge pull request #188 from ykalchevskiy/patch-1

Fixed a typo.
Merge branch 'master' of github.com:clef/python-social-auth into clef-master
PEP8, Python3 and example fixes
Removed commit marker