public WindowsLiveController(IOAuth2Callback callback, IOAuth2Proxy proxy, WindowsLiveSignInSettings signInSettings)
 {
     _callback       = callback;
     _proxy          = proxy;
     _signInSettings = signInSettings;
 }
 public WindowsLiveController(IOAuth2Callback callback, IOAuth2Proxy proxy, WindowsLiveSignInSettings signInSettings)
 {
     _callback = callback;
     _proxy = proxy;
     _signInSettings = signInSettings;
 }