Example: https://github.com/camunda/camunda-bpm-examples/tree/master/example-dmn-rest
AT:
- Test with latest spring boot and adjust it accordingly
- Add a readme info
- Consider moving the example to spring boot folder: https://github.com/camunda/camunda-bpm-examples/tree/master/spring-boot-starter
- Add the example to the table on the general readme: https://github.com/camunda/camunda-bpm-examples#spring-boot-starter-examples