dropped support for older and non-LTS version of Django

.travis.yml

@@ -1,15 +1,10 @@
 language: python
 python:
+  - "3.6"
   - "3.4"
   - "2.7"
 env:
-  - DJANGO="Django>=1.4,<1.5"
-  - DJANGO="Django>=1.5,<1.6"
-  - DJANGO="Django>=1.6,<1.7"
-  - DJANGO="Django>=1.7,<1.8"
   - DJANGO="Django>=1.8,<1.9"
-  - DJANGO="Django>=1.9,<1.10"
-  - DJANGO="Django>=1.10,<1.11"
   - DJANGO="Django>=1.11,<1.12"
   - DJANGO="Django>=2.0,<2.1"
   - DJANGO="https://github.com/django/django/archive/master.tar.gz"
@@ -21,8 +16,6 @@ script:
   - python setup.py nosetests
 matrix:
   exclude:
-    - python: "3.4"
-      env: DJANGO="Django>=1.4,<1.5"
     - python: "2.7"
       env: DJANGO="Django>=2.0,<2.1"
     - python: "2.7"

setup.py

@@ -66,6 +66,7 @@ def find_version(*parts):
         'Programming Language :: Python :: 2.7',
         'Programming Language :: Python :: 3',
         'Programming Language :: Python :: 3.4',
+        'Programming Language :: Python :: 3.6',
         'Topic :: Internet :: WWW/HTTP',
         'Topic :: Internet :: WWW/HTTP :: Dynamic Content',
     ],