Upgrade to Gradle 4.10.1

Upgrade to Gradle 4.10.1

v4.0.0: Merge pull request #38 from nebula-plugins/upgrade-plugin-plugin

Breaking change

Support for Gradle 4.0+ only

v3.3.0

The plugin now warns it does nothing on Gradle 3.4 and later.

v3.2.0

The provided plugin will now fail to apply on Gradle 3.4 and later, because it no longer works:

gradle/gradle#1577

v3.1.0

Simplify code base.

v3.0.3

Bug fix for interaction with nebula-publishing-plugin 3.x and later