add Vaadin

[carljmosca]

BlueMix and Liberty projects seem to have a good relationship with the Vaadin folks, why not add such here as available with Spring Boot's start.spring.io?

[katheris]

Yeah that's a good point, we will have to look into it.

[rvennam]

+1 and I'm willing to help code. I have contacts with Vaadin as well.

[carljmosca]

Excellent, thank you both.

[gualtierotesta]

+1 and I can help testing