luminus/reagent additions for web dev

Luminus provides a web template that should work for most typical apps and feel familiar for people coming from languages like Ruby and Python. The site also has lots of documentation for accomplishing common tasks.

Reagent is a great alternative to Om, even gets [endorsement from David Nolen](https://twitter.com/swannodette/status/523977012541935616), I definitely think it should be mentioned along side it.