I use a bunch of variations on how to define these...

# announcements

[cedric]

I use a bunch of variations on how to define these type safe builders depending on the situation e.g.
- https://github.com/cbeust/kobalt/blob/master/src/main/kotlin/com/beust/kobalt/plugin/java/JavaPlugin.kt#L94
- https://github.com/cbeust/kobalt/blob/master/src/main/kotlin/com/beust/kobalt/plugin/android/AndroidPlugin.kt#L530