update support matrix

.travis.yml

@@ -1,20 +1,15 @@
 language: python
 
 python:
-  - "2.7"
-  - "3.3"
-  - "3.4"
-  - "3.5"
-  - "3.6"
+  - "3.8"
   - "3.7"
+  - "3.6"
 
 env:
-  - DJANGO="Django>=1.8,<1.9"
-  - DJANGO="Django>=1.9,<1.10"
-  - DJANGO="Django>=1.10,<1.11"
-  - DJANGO="Django>=1.11,<2.0"
-  - DJANGO="Django>=2.0,<2.1"
   - DJANGO="https://github.com/django/django/archive/master.tar.gz"
+  - DJANGO="Django>=3.1,<3.2"
+  - DJANGO="Django>=3.0,<3.1"
+  - DJANGO="Django>=2.2,<3.0"
 
 install:
   - pip install -q $DJANGO
@@ -27,44 +22,54 @@ script:
 after_success: coveralls
 
 matrix:
-  exclude:
-    - python: "3.6"
-      env: DJANGO="Django>=1.8,<1.9"
-    - python: "3.7"
-      env: DJANGO="Django>=1.8,<1.9"
+  allow_failures:
+    - env: DJANGO="https://github.com/django/django/archive/master.tar.gz"
 
-    - python: "3.3"
-      env: DJANGO="Django>=1.9,<1.10"
+  include:
+    - python: "3.5"
+      env: DJANGO="Django>=2.1,<2.2"
     - python: "3.6"
-      env: DJANGO="Django>=1.9,<1.10"
+      env: DJANGO="Django>=2.1,<2.2"
     - python: "3.7"
-      env: DJANGO="Django>=1.9,<1.10"
+      env: DJANGO="Django>=2.1,<2.2"
 
-    - python: "3.3"
-      env: DJANGO="Django>=1.10,<1.11"
+    - python: "3.4"
+      env: DJANGO="Django>=2.0,<2.1"
+    - python: "3.5"
+      env: DJANGO="Django>=2.0,<2.1"
     - python: "3.6"
-      env: DJANGO="Django>=1.10,<1.11"
+      env: DJANGO="Django>=2.0,<2.1"
     - python: "3.7"
-      env: DJANGO="Django>=1.10,<1.11"
+      env: DJANGO="Django>=2.0,<2.1"
 
-    - python: "3.3"
+    - python: "2.7"
+      env: DJANGO="Django>=1.11,<2.0"
+    - python: "3.4"
+      env: DJANGO="Django>=1.11,<2.0"
+    - python: "3.5"
+      env: DJANGO="Django>=1.11,<2.0"
+    - python: "3.6"
       env: DJANGO="Django>=1.11,<2.0"
     - python: "3.7"
       env: DJANGO="Django>=1.11,<2.0"
 
     - python: "2.7"
-      env: DJANGO="Django>=2.0,<2.1"
-    - python: "3.3"
-      env: DJANGO="Django>=2.0,<2.1"
-    - python: "3.7"
-      env: DJANGO="Django>=2.0,<2.1"
+      env: DJANGO="Django>=1.10,<1.11"
+    - python: "3.4"
+      env: DJANGO="Django>=1.10,<1.11"
+    - python: "3.5"
+      env: DJANGO="Django>=1.10,<1.11"
 
     - python: "2.7"
-      env: DJANGO="https://github.com/django/django/archive/master.tar.gz"
-    - python: "3.3"
-      env: DJANGO="https://github.com/django/django/archive/master.tar.gz"
+      env: DJANGO="Django>=1.9,<1.10"
     - python: "3.4"
-      env: DJANGO="https://github.com/django/django/archive/master.tar.gz"
+      env: DJANGO="Django>=1.9,<1.10"
+    - python: "3.5"
+      env: DJANGO="Django>=1.9,<1.10"
 
-  allow_failures:
-    - env: DJANGO="https://github.com/django/django/archive/master.tar.gz"
+    - python: "2.7"
+      env: DJANGO="Django>=1.8,<1.9"
+    - python: "3.4"
+      env: DJANGO="Django>=1.8,<1.9"
+    - python: "3.5"
+      env: DJANGO="Django>=1.8,<1.9"

README.rst

@@ -1,7 +1,7 @@
 Django GroupAdmin Users
 =======================
 
-|Build Status| |Coverage Status|
+|Build Status| |Coverage Status| |PyPI version|
 
 Edit users in group from the Group add and edit pages.
 
@@ -23,7 +23,7 @@ Add ''groupadmin\_users'' to INSTALLED\_APPS after
 Alternatively, don't add ''groupadmin\_users'' to INSTALLED\_APPS, but
 use and further customize this code:
 
-::
+.. code-block:: python
 
     from django.contrib import admin
     from django.contrib.auth.models import Group
@@ -54,6 +54,8 @@ Example image from Stack Overflow answer:
    :alt: Example image
 
 .. |Build Status| image:: https://travis-ci.org/Microdisseny/django-groupadmin-users.svg?branch=master
-   :target: https://travis-ci.org/Microdisseny/django-groupadmin-users
+    :target: https://travis-ci.org/Microdisseny/django-groupadmin-users
 .. |Coverage Status| image:: https://coveralls.io/repos/github/Microdisseny/django-groupadmin-users/badge.svg?branch=master
-   :target: https://coveralls.io/github/Microdisseny/django-groupadmin-users?branch=master
+    :target: https://coveralls.io/github/Microdisseny/django-groupadmin-users?branch=master
+.. |PyPI version| image:: https://badge.fury.io/py/django-groupadmin-users.svg
+    :target: https://badge.fury.io/py/django-groupadmin-users

setup.py

@@ -18,9 +18,13 @@
     'Topic :: Software Development :: Libraries :: Python Modules',
 ]
 
+with open('README.rst', 'r') as f:
+    long_desc = f.read()
+
 setup(
     name='django-groupadmin-users',
     description='Edit users in group from the Group add and edit pages',
+    long_description=long_desc,
     version=VERSION,
     author='Manel Clos',
     author_email='manelclos@gmail.com',

tests/settings.py

@@ -6,6 +6,7 @@
     'django.contrib.admin',
     'django.contrib.auth',
     'django.contrib.contenttypes',
+    'django.contrib.messages',
     'django.contrib.sessions',
     'django.contrib.sites',