Update the exports file for r56
Move closure related files into a separate directory
Fix problems reported by closure
Add lights to closure exports
More changes to the threejs exports
Update to coffeescript 1.6.2
Output pretty-printed closure code

Makes debugging easier
Nicer code generation
Improve the closure build script
Add Matrix4.elements to the exports file
Add a comment in the makefile for how to use the new coffeescript compiler
Add XMLDocument to the common exports file
Ignore the closure output file
Experiment with adding closure-compatible comments

Add strong type checks wherever possible
Add the coffeescript redux compiler
Workaround for coffeescript redux compiler problems
Add more jsdoc comments
Ignore the coffeescript-redux generated file
Use a javascript style class syntax
Do not use the top level function wrapper for the closure compiler, as they are not compatible

Closure does not recognize types defined within functions