Add testing to django 2

Author: =

.travis.yml

@@ -38,6 +38,12 @@ env:
 matrix:
   fast_finish: true
   include:
+  - python: '3.4'
+    env: TEST_TYPE=build DJANGO_VERSION=2.0
+  - python: '3.5'
+    env: TEST_TYPE=build DJANGO_VERSION=2.0
+  - python: '3.6'
+    env: TEST_TYPE=build DJANGO_VERSION=2.0
   - python: '2.7'
     env: TEST_TYPE=build DJANGO_VERSION=1.8
   - python: '2.7'