The upgrade notes only describe necessary changes that you might need to make to your setup in order to use a new role release. Refer to the changelog for more details about what has changed.
Upgrade from v0.1.0 to v0.2.0
A few variables have been renamed so you might need to update your inventory. This script can come in handy to do this:
.. literalinclude:: scripts/upgrade-from-v0.1.X-to-v0.2.X :language: shell
The script is bundled with this role under :file:`./docs/scripts/upgrade-from-v0.1.X-to-v0.2.X` and can be invoked from their.