SceneParser.js as starting point from Chiru WebClient
Adapt coding style / namespacing, add jslint directives
scene parsing wip
Initial xml3d parsing that handles basic views and models contained
in groups.
redo constructor->init change and related from master to enable
easier merging
merge from WebTundra master
Post-merge scene parser fixups
Add xml3d example
Merge pull request #7 from playsign/sceneparser

Scene parser for xml3d