Salesforce OAuth2 support
use correct tense for `to meet'

past participle
Update base.py

Deleting a leftover constant that was moved to social.pipeline.utils
Fix use case snippet
Link missing doc
Merge pull request #429 from aparij/master

Update base.py , removing unncessary code after refactoring
PEP8
Merge pull request #428 from mgalgs/patch-1

use correct tense for `to meet'
Merge pull request #422 from jlynn/django-migrations

Fix custom user model migrations for Django 1.7
Merge branch 'salesforce_backend' of github.com:postrational/python-social-auth into postrational-salesforce_backend
PEP8 + basic docs. Refs #412
Merge branch 'postrational-salesforce_backend'
PEP8
Rename tokens to access_token. Refs #430
Set no-cache on views
Fix typo for AUTH_USER_MODEL