Remove EOL versions of Python and Django (#70)

* Remove EOL version of Python (2.7)

* Remove EOL version of Python (3.5)

* Remove EOL versions of Django (1.11, 2.0, 2.1, 3.0)

.travis.yml

@@ -4,15 +4,9 @@ python:
   - "3.8"
   - "3.7"
   - "3.6"
-  - "3.5"
-  - "2.7"
 env:
   - DJANGO_VERSION=">=3.1.0,<3.2"
-  - DJANGO_VERSION=">=3.0.0,<3.1"
   - DJANGO_VERSION=">=2.2.0,<2.3"
-  - DJANGO_VERSION=">=2.1.0,<2.2"
-  - DJANGO_VERSION=">=2.0.0,<2.1"
-  - DJANGO_VERSION=">=1.11.0,<2.0.0"
 install:
   - pip install -r dev-env-requirements.txt
   - pip install "django$DJANGO_VERSION"
@@ -22,21 +16,6 @@ script:
 after_success:
   - codecov
 jobs:
-  exclude:
-    - python: "2.7"
-      env: DJANGO_VERSION=">=2.2.0,<2.3"
-    - python: "2.7"
-      env: DJANGO_VERSION=">=2.1.0,<2.2"
-    - python: "2.7"
-      env: DJANGO_VERSION=">=2.0.0,<2.1"
-    - python: "2.7"
-      env: DJANGO_VERSION=">=3.0.0,<3.1"
-    - python: "2.7"
-      env: DJANGO_VERSION=">=3.1.0,<3.2"
-    - python: "3.5"
-      env: DJANGO_VERSION=">=3.0.0,<3.1"
-    - python: "3.5"
-      env: DJANGO_VERSION=">=3.1.0,<3.2"
   include:
     - stage: lint
       install:

setup.py

@@ -32,18 +32,12 @@ def read(fname):
         "License :: OSI Approved :: MIT License",
         "Operating System :: OS Independent",
         "Programming Language :: Python",
-        "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",
         "Framework :: Django",
-        "Framework :: Django :: 1.11",
-        "Framework :: Django :: 2.0",
-        "Framework :: Django :: 2.1",
         "Framework :: Django :: 2.2",
-        "Framework :: Django :: 3.0",
         "Framework :: Django :: 3.1",
     ],
 )