Update versions and dev release

* gssapi 1.7.2
* Update testing matrix
* * Remove Django 2.0, 2.1
* * Remove Python 3.5, 3.6
* * Add Django 3.1, 3.2
* * Add Python 3.8, 3.9, 3.10

Author: bewing

requirements.txt

@@ -1,2 +1,2 @@
-gssapi==1.5.1
+gssapi==1.7.2
 Django>=1.11

setup.cfg

@@ -11,8 +11,6 @@ python_files =
     test_*.py
     *_test.py
     tests.py
-json_report = report.json
-jsonapi = true
 addopts =
     --cov=django_gss_spnego
     --cov-report term-missing

setup.py

@@ -17,7 +17,7 @@ def read(f):
 
 setup(
     name="django-gss-spnego",
-    version="19.02.0dev",
+    version="21.10.0dev",
     url="https://github.com/imc-trading/django-gss-spnego.git",
     description="Django GSSAPI SPNEGO",
     long_description=read("README.rst"),
@@ -36,19 +36,21 @@ def read(f):
         "Environment :: Web Environment",
         "Framework :: Django",
         "Framework :: Django :: 1.11",
-        "Framework :: Django :: 2.0",
-        "Framework :: Django :: 2.1",
         "Framework :: Django :: 2.2",
+        "Framework :: Django :: 3.1",
+        "Framework :: Django :: 3.2",
         "Intended Audience :: Developers",
         "License :: OSI Approved :: Apache Software License",
         "Operating System :: Unix",
         "Programming Language :: Python",
         "Programming Language :: Python :: 2",
         "Programming Language :: Python :: 2.7",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.5",
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
+        "Programming Language :: Python :: 3.10",
         "Topic :: Internet :: WWW/HTTP",
     ],
 )

tox.ini

@@ -1,23 +1,23 @@
 [tox]
 envlist =
-    {py27,py35,py36}-django111,
-    {py35,py36,py37}-django20,
-    {py35,py36,py37}-django21,
-    {py35,py36,py37}-django22
+    {py36}-django111,
+    {py36,py37,py38,py39}-django22
+    {py36,py37,py38,py39}-django31
+    {py36,py37,py38,py39,py310}-django32
 
 [travis:env]
 DJANGO =
     1.11: django111
-    2.0: django20
-    2.1: django21
     2.2: django22
+    3.1: django31
+    3.2: django32
 
 [testenv]
 deps =
     django111: Django>=1.11,<2.0
-    django20: Django>=2.0,<2.1
-    django21: Django>=2.1,<2.2
     django22: Django>=2.2a1,<3.0
+    django31: Django>=3.1,<3.2
+    django32: Django>=3.2,<4.0
     -rrequirements-dev.txt
 
 passenv = TOX*