Abstract out the app_label on test models

rest_framework/tests/models.py

@@ -28,7 +28,7 @@ from django.db import models
 #             'pk': self.id
 #         })
 
-class RestFrameworkModel(models.Model):
+class RESTFrameworkModel(models.Model):
     """
     Base for test models that sets app_label, so they play nicely.
     """
@@ -37,13 +37,13 @@ class RestFrameworkModel(models.Model):
         abstract = True
 
 
-class Anchor(RestFrameworkModel):
+class Anchor(RESTFrameworkModel):
     text = models.CharField(max_length=100, default='anchor')
 
 
-class BasicModel(RestFrameworkModel):
+class BasicModel(RESTFrameworkModel):
     text = models.CharField(max_length=100)
 
 
-class ManyToManyModel(RestFrameworkModel):
+class ManyToManyModel(RESTFrameworkModel):
     rel = models.ManyToManyField(Anchor)