Kotlin action on OpenWhisk

This is a minimum example to show how to run a Kotlin based action on Apache OpenWhisk.

Instructions:

1. Install the OpenWhisk CLI and set it up
2. ./gradlew jar
3. wsk action create myKotlinAction build/libs/hello-kotlin.jar --main HelloKt
4. wsk action invoke myKotlinAction -r -p name "Markus"
5. Happiness :)