anchor.diff:  
   Used to unlink a user account from Facebook or Google+ credentials.
   
  -+ Request
  ++ Request (application/json)
   
       + Headers
       
  
positive.code:             x-apisecret : test_api_secret
              Authorization : Basic INVALID GAMER IDENTITY
  
  + Response 401
  
          {
              "code" : "Unauthorized",
              "message" : "Invalid Gamer Credentials"
          }
          
  + Request
  
      + Headers
      
  
negative.code:     
              {"whatever": "your JSON value"}
              
  + Response 200 (application/json)
  
      + Body
      
  