Removed django 2.2 from tox and travis.

.travis.yml

@@ -35,8 +35,6 @@ env:
   - TOX_ENV=py35-dj20-postgres
   - TOX_ENV=py35-dj21-sqlite
   - TOX_ENV=py35-dj21-postgres
-  - TOX_ENV=py35-dj22-sqlite
-  - TOX_ENV=py35-dj22-postgres
 matrix:
   include:
     - python: "3.6"
@@ -51,10 +49,6 @@ matrix:
       env:
         - TOX_ENV=py36-dj21-sqlite
         - TOX_ENV=py36-dj21-postgres
-    - python: "3.6"
-      env:
-        - TOX_ENV=py36-dj22-sqlite
-        - TOX_ENV=py36-dj22-postgres
     - python: "3.6"
       env:
         - TOX_ENV=py36-djmaster-sqlite
@@ -73,13 +67,6 @@ matrix:
       dist: xenial
       language: python
       sudo: required
-    - python: "3.7"
-      env:
-        - TOX_ENV=py37-dj22-sqlite
-        - TOX_ENV=py37-dj22-postgres
-      dist: xenial
-      language: python
-      sudo: required
     - python: "3.7"
       env:
         - TOX_ENV=py37-djmaster-sqlite

tox.ini

@@ -2,9 +2,9 @@
 envlist =
     py27-{dj17,dj18,dj19,dj110,dj111}-{sqlite,postgres},
     py34-{dj17,dj18,dj19,dj110,dj111,dj20}-{sqlite,postgres},
-    py35-{dj18,dj19,dj110,dj111,dj20,dj21,dj22}-{sqlite,postgres},
-    py36-{dj18,dj19,dj110,dj111,dj20,dj21,dj22,djmaster}-{sqlite,postgres},
-    py37-{dj20,dj21,dj22,djmaster}-{sqlite,postgres},
+    py35-{dj18,dj19,dj110,dj111,dj20,dj21}-{sqlite,postgres},
+    py36-{dj18,dj19,dj110,dj111,dj20,dj21,djmaster}-{sqlite,postgres},
+    py37-{dj20,dj21,djmaster}-{sqlite,postgres},
 [testenv]
 passenv = CI TRAVIS TRAVIS_*
 deps =
@@ -15,7 +15,6 @@ deps =
     dj111: Django >= 1.11, < 1.12
     dj20: Django >= 2.0, < 2.1
     dj21: Django >= 2.1, < 2.2
-    dj22: Django >= 2.2, < 2.3
     djmaster: https://github.com/django/django/archive/master.tar.gz
     # mysql: mysqlclient
     postgres: psycopg2-binary