The Demo is nice, but is the project still alive? Last Update was in September 2018. Looking forward to the next release :)
Viewing post in Project Wingman Alpha comments
Project is very much alive
His twitter is here, where he posts periodic updates
https://twitter.com/rb_dev2?lang=en
Major progress update is also on the kickstarter, dated Feb 3 :)
https://www.kickstarter.com/projects/rb-d2/project-wingman/posts/2392440