rename config var to max_retries, remove attempt_count form admin , add admin ui customization to docs

django_q/tests/test_admin.py

@@ -21,8 +21,7 @@ def test_admin_views(admin_client, monkeypatch):
         func='test.fail',
         started=timezone.now(),
         stopped=timezone.now(),
-        success=False,
-        attempt_count=1)
+        success=False)
     tag = uuid()
     t = Task.objects.create(
         id=tag[1],
@@ -30,8 +29,7 @@ def test_admin_views(admin_client, monkeypatch):
         func='test.success',
         started=timezone.now(),
         stopped=timezone.now(),
-        success=True,
-        attempt_count=1)
+        success=True)
     q = OrmQ.objects.create(
         key='test',
         payload=SignedPackage.dumps({'id': 1, 'func': 'test', 'name': 'test'}))

django_q/tests/test_cluster.py

@@ -399,7 +399,7 @@ def test_bad_secret(broker, monkeypatch):
 
 @pytest.mark.django_db
 def test_attempt_count(broker, monkeypatch):
-    monkeypatch.setattr(Conf, 'ATTEMPT_COUNT', 3)
+    monkeypatch.setattr(Conf, 'MAX_ATTEMPTS', 3)
     tag = uuid()
     task = {'id': tag[1],
             'name': tag[0],