doorkeeper-gem/doorkeeper — pull request #418 by edpaget (2014-06-18 21:09:10+00:00)
Title: Handle forbidden

This is based on my other pull request #417, if it's accepted I'll rebase from master so this will turn into a single commit.

This resolves by #243 by returning 403 Forbidden along with scope descriptions when a token has the incorrect scopes to access a resource.