Update test matrix.

Remove Django 1.5, commented out Python 3 entries

Author: tobami

.travis.yml

@@ -2,16 +2,11 @@ language: python
 python:
   - "2.6"
   - "2.7"
-#  - "3.2"
-#  - "3.3"
-#  - "pypy"
 
 env:
-  - DJANGO_VERSION=1.6
-  - DJANGO_VERSION=1.5.5
-  - DJANGO_VERSION=1.4.9
+  - DJANGO_VERSION=1.6.11
+  - DJANGO_VERSION=1.4.22
 
-# command to install dependencies
 install:
   - pip install -q Django==$DJANGO_VERSION
   - python setup.py install