owin-middleware/OwinOAuthProviders — pull request #45 by dunksmith (2014-12-01 10:05:44+00:00)
Title: Fix multiple scope request for Instagram

Fixed the issue where requesting multiple scopes from Instagram was giving the error "Invalid scope field(s): basic,likes". According to the docs, these must be separated by a '+':

http://instagram.com/developer/authentication/#scope