Gradle chores

[sschuberth]

Please have a look at the individual commit messages for the details.

[pdvrieze]

Please base the pull request on dev (which contains the current work)

The development happens mainly on the dev branch (which has newer versions), but also has the start of attempting splitting out Android/Jvm targets into separate submodules (rather than 2 variants in multiplatform - this is deprecated in kotlin multiplatform).

[sschuberth]

Please base the pull request on dev (which contains the current work)

Done @pdvrieze.

[pdvrieze]

Some versions needed to be deleted. But otherwise should be merge. Thanks for the work

[sschuberth]

Some versions needed to be deleted. But otherwise should be merge. Thanks for the work

Let me rebase once more to resolve conflicts.

[pdvrieze]

Thanks for the work. Now merged (with some small changes)

[sschuberth]

Thanks for the work. Now merged (with some small changes)

You missed one spot 😉 #207