Upgrade to Gradle 6

[mgimenoroman]

Hello,

It'd be nice to have the plugin updated so that it's compatible with Gradle 6 and can be used in newer projects :)

[konstantin-kiriushyn]

Hey! We are really sorry to announce that the plugin is deprecated and maintenance is stopped. Please consider copying it to your project or consider using https://github.com/ben-manes/gradle-versions-plugin which will provide all updates in txt file or console.