Tone down the typing in audio.ts so that Webstorm's linter is satisfied.  I hope they support _.Dictionary and other underscore types properly soon.
Fix up an ref errors in shadow calculations.  This code needs to be replaced.
Finis up porting scene/
Merge branch 'develop' of github.com:justindujardin/eburp into develop

Conflicts:
	src/scene/sceneSpatialDatabase.ts
Finish up porting scene/