Only use provider and provider user IDs to find connection
reauth: check for updated oauth tokens, update if necessary
reauth: add get_token_pair_from_response method to all providers
reauth: add reconnect route, test for reconnect route
reauth: slightly improved testing
reauth: add _datastore.put() to store connection change. tests passing
reauth: migrate from flask-oauth to flask-oauthlib
reauth: update providers for use with flask-oauthlib
fix foursquare image urls

dict comes down looking like
{'prefix': 'https://irs2.4sqi.net/img/user/', 'suffix': '/4a99644f3ace0.jpg'}, 'a

images look like

https://irs2.4sqi.net/img/user/128x128/4a99644f3ace0.jpg
Updating docs to reflect need for HTTP method overriding when removing social connections.
Adding a little bit about making connections unique via a Uniqueness constraint on the Connections DB model.
docs-fix: change Connection.user to relationship in documentation
Merge branch 'master' into develop
Post-login session key config option is now respected.
Added full_name as column to Connections
Changed SECURITY_POST_LOGIN to SECURITY_POST_LOGIN_VIEW as per Flask-Security docs
Tabs n spaces:
Merge pull request #49 from maligree/develop

Post-login session key config option is now respected.
Merge pull request #46 from jquacinella/develop

Updating docs to reflect need for HTTP method overriding when removing s...
Merge pull request #51 from poyannabati/develop

Updated docs
update to get unsized image