update .travis.yml
remove old Django versions from build matrix, which is not compatible with python 3
update setup.py
set correct versions support for django
fix tests for django 1.7
fix compat
Merge branch 'django1.7'
update .travis.yml with django 1.7 test cases
fix setup.py
fix mistyping
update tox.ini
Merge pull request #28 from Stranger6667/master

update .travis.yml