Merge pull request geerlingguy#42 from jap/ubuntu-18

Add support for Ubuntu 18.04

PR geerlingguy#33 follow-up: Add docs.

Merge branch '30-include-deprecated-fix'

Merge branch '30-include-deprecated-fix'

Fix deprecation warnings in Ansible 2.5 for state 'present'.

PR geerlingguy#21 follow-up: Add Debian 9 'Stretch' automated tests.

Merge branch '17-hba-defaults'

Fixes geerlingguy#16: Keep the original order of the databases and us…

…ers generation.

Merge pull request geerlingguy#4 from robyoung/add-pg_hba

Add support for host based authentication

Fixes geerlingguy#12: Add explicit Debian 7 wheezy support.