1.1.0 Working Example: Python3.7 + NodeJS

Working example .travis.yml file for a project that uses both Python 3.7 for some things, and Node.js for other things.

https://travis-ci.com/hchiam/selenium-travis/builds/143268712

language:
  - node_js
  - python

node_js:
  - "11"

python:
  - "3.7"

Note: python3 run_python_too.py instead of python3.7 run_python_too.py (but it might work if you use dist: xenial)