Migrate Lib to Maven Central and Gradle plugin portal

[moberwasserlechner]

No description provided.

[virtualdogbert]

or a lot easier would be to publish it to the gradle plugin portal:
https://docs.gradle.org/current/userguide/publishing_gradle_plugins.html

And this is something I would use right now because for some odd reason Jasypt is not getting picked up when I put the lib in the build script dependencies.