according to py.test output codeship uses pyton 2.7.6

> ============================= test session starts ============================== 
> platform linux2 -- Python 2.7.6 -- py-1.4.24 -- pytest-2.6.2 
> plugins: django 
> collected 0 items / 1 errors 

This seems to suggest the presence of python 2.7.6
Merge pull request #74 from bronsen/patch-1

according to py.test output codeship uses pyton 2.7.6