OA2ClientScopes (OA4MP delegation support for OAuth 2 6.2.1 API)

```
public interface OA2ClientScopes
```
This abstracts the scopes stored in the client so a propert AGIResponse2 can be created. This is for CIL-493.
Created by Jeff Gaynor
on 7/15/19 at 7:51 PM

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  Collection<String> getScopes()

- Method Detail
  - getScopes
```
Collection<String> getScopes()
```