Merge pull request django-import-export#384 from jarekwg/hotfix/faili…

…ng-tests

Drop django 1.5 tests, exclude py3.5 against django<1.9

.travis.yml

@@ -5,7 +5,6 @@ python:
   - "3.4"
   - "3.5"
 env:
-  - DJANGO="Django>=1.5,<1.6"
   - DJANGO="Django>=1.6,<1.7"
   - DJANGO="Django>=1.7,<1.8"
   - DJANGO="Django>=1.8,<1.9"
@@ -23,5 +22,9 @@ matrix:
       env: DJANGO="Django>=1.9,<1.10"
     - python: "3.3"
       env: DJANGO="https://github.com/django/django/archive/master.tar.gz"
+    - python: "3.5"
+      env: DJANGO="Django>=1.6,<1.7"
+    - python: "3.5"
+      env: DJANGO="Django>=1.7,<1.8"
   allow_failures:
     - env: DJANGO="https://github.com/django/django/archive/master.tar.gz"