-r ../requirements.txt
ansible>=2.0.0
behave-django==0.4.1
green==2.7.0
mock==2.0.0
PyHamcrest==1.9.0
tox==2.6.0

-r ../requirements.txt
ansible>=2.0.0
behave-django==0.4.1
green==2.7.0
mock==2.0.0
PyHamcrest==1.9.0
tox==2.7.0

Update tox from 2.6.0 to 2.7.0
Update tox from 2.6.0 to 2.7.0