Update tests with latest supported Django versions

Author: benmurden

.travis.yml

@@ -1,9 +1,8 @@
 language: python
 
 python:
-    - "2.7"
-    - "3.4"
     - "3.5"
+    - "3.6"
 
 sudo: false
 
@@ -17,18 +16,25 @@ before_install:
     - export PATH=$PATH:$PWD/geckodriver
 
 env:
-    - DJANGO=1.8
-    - DJANGO=1.9
-    - DJANGO=1.10
     - DJANGO=1.11
+    - DJANGO=2.0
+    - DJANGO=2.1
 
 matrix:
     fast_finish: true
     include:
-      - python: "3.6"
-        env: DJANGO=1.11
+      - python: "3.7"
+        env:
+            - DJANGO=2.0
+            - DJANGO=2.1
+      - python: "3.4"
+        env:
+            - DJANGO=1.11
+            - DJANGO=2.0
       - python: "2.7"
-        env: TOXENV="flake8"
+        env:
+            - TOXENV="flake8"
+            - DJANGO=1.11
       - python: "2.7"
         env: TOXENV="isort"
 

tox.ini

@@ -1,7 +1,8 @@
 [tox]
 envlist =
-        {py27,py34,py35}-django{18,19,110},
         {py27,py34,py35,py36}-django111,
+        {py34,py35,py36,py37}-django20,
+        {py35,py36,py37}-django21,
         flake8,isort
 
 skipsdist = True
@@ -15,10 +16,9 @@ known_first_party=intl_tel_input
 
 [travis:env]
 DJANGO =
-    1.8: django18
-    1.9: django19
-    1.10: django110
     1.11: django111
+    2.0: django20
+    2.1: django21
 
 
 [testenv]
@@ -30,10 +30,9 @@ setenv =
         PYTHONPATH = {toxinidir}
 
 deps =
-        django18: Django>=1.8,<1.9
-        django19: Django>=1.9,<1.10
-        django110: Django>=1.10,<1.11
         django111: Django>=1.11,<2.0
+        django20: Django>=2.0,<2.1
+        django21: Django>=2.1,<2.2
         coverage
         html5lib
         selenium