add django 1.4 to travis settings
add support for pre django 1.5 users
update test requiremtents in setup.py
update tests to support django-1.4
exclude 1.4 in python 3 test env
exclude 1.4 in python 3 test env
make travis do 3.x tests with 1.5 only
Merge pull request #2 from relekang/django-1.4

Django 1.4 support