Updated templates.js
Added layer stub
Renamed template.html -> index.html
Prepare scenes output has Lyria as its dependency + tunnels through Lyria.TemplateEngine.compile
Lyria.TemplateEngine.compile uses precompiled Handlebar templates by default
Added default values for scenes
Lyria.Layer inherits from Lyria.GameObject
Updated scenes + Generated scene output
Re-added possibility to use events