Docs updated

The docs have been updated according to a new template.
Retry package jobs.

Consistency

This release includes:

• Rename of (internally used) variables to preceed {{ role_name }}_.
• Fix for Fedora Rawhide which uses python-3.
• Fix for lint rule 405

Lesser ist besser

This release features:

• Tests on less version of Ansible.
• Updated documentation.

OpenJDK 12

OpenSUSE (Tumbleweed) offer OpenJDK 12. This release makes it possible to use OpenJDK 12.

Simpler is better

A few modifications to make the role more readable and easier to maintain.

no-gentoo

Gentoo has been removed from the tests, as it won't work in Travis because of timeouts.

Meta

Mostly meta fixes and cleanups. This means this role is ready for Galaxy 3.0.3 with quality assessments.

Ansible Fest 2018

All the things I've learned on Ansible Fest.

state

Following the best practices, which states that state: should be mentioned. So far most roles that used the default state, did not mention state:, but as it's a good practice, let's mention it from now on.

Stability

Retry downloading packages a few times to increase the success rate.