Merge pull request #1 from omab/master

Merging master
test client works in down stream projects. need to write local tests.
added mock to requirements.
changed get to post in requestfactory.
comments.
catch ValueError when decoding json.
add REDIRECT_STATE = False for douban2
Merge branch 'master' of github.com:vicalloy/django-social-auth
Add option to use email address as username. Closes #597
Merge branch 'master' of github.com:omab/django-social-auth
v0.7.19
Convert access_token into a Token instance on OAuth backends
v0.7.20
Avoid hitting email max length limit. Closes #602
Remove my email from settings
Steam OpenId support. Closes #596
Steam OpenId docs. Refs #596
Update changelog
Link changelog in the docs. Refs #605
Style changelog for docs. Refs #605