Update tox versions for django, python

Author: tony

tox.ini

@@ -3,14 +3,14 @@
 
 [tox]
 envlist =
-       {py27,py34,py35,py36}-django111,
-       {py34,py35,py36}-django20,
-       {py35,py36}-djangomaster,
+       {py36}-django22,
+       {py36}-django30,
+       {py36}-djangomaster,
 
 [travis:env]
 DJANGO =
-    1.11: django111
-    2.0: django20
+    2.2: django22
+    3.0: django30
     master: djangomaster
 
 [testenv]
@@ -22,8 +22,8 @@ setenv =
        PYTHONDONTWRITEBYTECODE=1
        PYTHONWARNINGS=once
 deps =
-        django111: Django>=1.11,<2.0
-        django20: Django>=2.0rc1,<2.1
+        django30: Django>=3.0,<3.1
+        django22: Django>=2.2,<2.3
         djangomaster: https://github.com/django/django/archive/master.tar.gz
         -rrequirements/test.txt
         pytest-cov