We should provide users with a capability to scaffold a custom hawtio plugin, as some users have been developing and using custom plugins in Fuse 6.x.

Currently those slush plugins are outdated and archived. We might need to refresh them to support hawtio v2.

• https://github.com/hawtio/slush-hawtio-typescript
• https://github.com/hawtio/slush-hawtio-javascript