added testing against multiple django versions (1.3.1, 1.4), added py…

…flakes and pep8 checks

.travis.yml

@@ -3,16 +3,24 @@ python:
   - 2.6
   - 2.7
 env:
-  - REQUIREMENTS=development SETTINGS=facebook_example.settings TESTS=django_facebook
+  - REQUIREMENTS=development SETTINGS=facebook_example.settings TESTS=django_facebook DJANGO=1.3.1
+  - REQUIREMENTS=development SETTINGS=facebook_example.settings TESTS=django_facebook DJANGO=1.4
   #- REQUIREMENTS=userena SETTINGS=facebook_example.userena_settings TESTS=django_facebook
-  - REQUIREMENTS=django_registration SETTINGS=facebook_example.django_registration_settings TESTS=django_facebook
+  - REQUIREMENTS=django_registration SETTINGS=facebook_example.django_registration_settings TESTS=django_facebook DJANGO=1.3.1
+  - REQUIREMENTS=django_registration SETTINGS=facebook_example.django_registration_settings TESTS=django_facebook DJANGO=1.4
   #- REQUIREMENTS=development SETTINGS=facebook_example.settings TESTS=open_facebook
 postgres:
   adapter: sqlite3
   database: django_fb_test
 install:
+  - pip install pep8 --use-mirrors
+  - pip install https://github.com/dcramer/pyflakes/tarball/master
   - python setup.py install
   - pip install -r facebook_example/requirements/$REQUIREMENTS.txt --use-mirrors -I
+  - pip install -q Django==$DJANGO --use-mirrors
+before_script:
+  - "pep8 --exclude=migrations --ignore=E501,E225 src"
+  - pyflakes -x W src
 script:
   - pip install -e .
   - cd facebook_example