Moved scope inside OAuthConfig

src/main/java/org/scribe/builder/api/DefaultApi20.java

@@ -62,7 +62,7 @@ public abstract class DefaultApi20 implements Api
   /**
    * {@inheritDoc}
    */
-  public OAuthService createService(OAuthConfig config, String scope)
+  public OAuthService createService(OAuthConfig config)
   {
     return new OAuth20ServiceImpl(this, config);
   }