Mediagoblin oauth endpoints have changed
Merge pull request #5 from mrvdb/github/oauth2-endpoints

Mediagoblin oauth endpoints have changed
Merge pull request #4 from mrvdb/github/media-permission

Add read permission for external storage

Merged on good faith.
Merge remote-tracking branch 'joar/master'

* joar/master:
  Mediagoblin oauth endpoints have changed