Update ansible to 2.7.3

[pyup-bot]

This PR updates ansible from 2.4.3.0 to 2.7.3.

Changelog

Links

• PyPI: https://pypi.org/project/ansible
• Changelog: https://pyup.io/changelogs/ansible/
• Homepage: https://ansible.com/

[codecov-io]

Codecov Report

Merging #360 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #360   +/-   ##
=======================================
  Coverage   36.13%   36.13%           
=======================================
  Files          30       30           
  Lines        3025     3025           
=======================================
  Hits         1093     1093           
  Misses       1932     1932

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[pyup-bot]

Closing this in favor of #362