Tweak to migration in order to accomodate old names for data fields and allow for if data fields were not present
Merge pull request #104 from edx-solutions/mjames/migrate_update

Tweak to migration
add requests-oauthlib requirements
Merge pull request #106 from edx-solutions/derf/add_oauth_requirement

add requests-oauthlib requirements
added organisation to users api

added id, name and created fields

Added display_name to basic serializer