Request ID Logging (#1087)

* Add RequestID to the RequestScope

* Expose RequestID to auth & request loggers

* Use the RequestID in templated HTML pages

* Allow customizing the RequestID header

* Document new Request ID support

* Add more cases to scope/requestID tests

* Split Get vs Generate RequestID funtionality

* Add {{.RequestID}} to the request logger tests

* Move RequestID management to RequestScope

* Use HTML escape instead of sanitization for Request ID rendering

pkg/middleware/stored_session_test.go

@@ -401,6 +401,7 @@ var _ = Describe("Stored Session Suite", func() {
 				}
 
 				req := httptest.NewRequest("", "/", nil)
+				req = middlewareapi.AddRequestScope(req, &middlewareapi.RequestScope{})
 				refreshed, err := s.refreshSessionWithProvider(nil, req, in.session)
 				if in.expectedErr != nil {
 					Expect(err).To(MatchError(in.expectedErr))