[FUNC] Implement support for CoffeeScript

[mikaelkindborg]

Task is to add support for CoffeeScript to HyperReload.

The purpose is to make it easy to use CoffeeScript for development of hybrid mobile apps.

Would also be neat to add a "kid-friendly" language. Investigate these lists:

http://altjs.org/ https://github.com/jashkenas/coffee-script/wiki/List-of-languages-that-compile-to-JS