providers/saml: move field labels from Form into models

passbook/providers/saml/views.py

@@ -5,7 +5,7 @@ from django.contrib.auth import logout
 from django.contrib.auth.mixins import AccessMixin
 from django.core.exceptions import ValidationError
 from django.core.validators import URLValidator
-from django.http import HttpResponse, HttpResponseBadRequest, HttpRequest
+from django.http import HttpRequest, HttpResponse, HttpResponseBadRequest
 from django.shortcuts import get_object_or_404, redirect, render, reverse
 from django.utils.datastructures import MultiValueDictKeyError
 from django.utils.decorators import method_decorator