Enable travis to run pylint and pep8 tox env
Currently Travis-CI is only running tox with venv for py27,py35,py36,
and pypy. But the venv for pylint and pep8 are defined in tox and
should be run also.
language: python
+
cache: pip
+
sudo: false
+
install:
- pip install tox
+
script: tox
+
matrix:
include:
+ - python: 2.7
+ env: TOXENV=pylint
+ - python: 2.7
+ env: TOXENV=pep8
- python: 2.7
env: TOXENV=py27
- python: 3.5
