Use latest Tox (revert #158)

This commit is contained in:
Hugo 2017-09-19 13:35:32 +03:00
parent 485596d004
commit 32495cb15e

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@ -39,7 +39,7 @@ matrix:
sudo: false
install:
- travis_retry pip install tox==2.1.1
- travis_retry pip install tox
- travis_retry pip install coverage
script: tox