Merge pull request #72 from nikolas/patch-1

test on latest django versions in travis

.travis.yml

@@ -3,17 +3,17 @@ python:
     - "2.7"
     - "3.4"
 env:
-    - DJANGO_VERSION=1.6.8
-    - DJANGO_VERSION=1.7.7
-    - DJANGO_VERSION=1.8
+    - DJANGO="Django>=1.6.0,<1.7.0"
+    - DJANGO="Django>=1.7.0,<1.8.0"
+    - DJANGO="Django>=1.8.0,<1.9.0"
 
 install:
-    - pip install -q Django==$DJANGO_VERSION
+    - pip install -q $DJANGO
     - pip install -r requirements.txt
 
 script:
     - cd project
     - python manage.py syncdb --noinput
     - python manage.py migrate --noinput || true # Only for 1.7/1.8
     - python manage.py test --noinput
-    - cd -
+    - cd -