Integrates Jon Weygandt's changes from http://codereview.appspot.com/144055
http://codereview.appspot.com/143046
- Re: Feature/JS System Rework John Hjelmstad
- Re: Feature/JS System Rework John Hjelmstad
- Re: Feature/JS System Rework johnfargo
- Re: Feature/JS System Rework John Hjelmstad
- Re: Feature/JS System Rework John Hjelmstad
- Re: Feature/JS System Rework John Hjelmstad
- Re: Feature/JS System Rework johnfargo
- Re: Feature/JS System Rework johnfargo
- Re: Feature/JS System Rework John Hjelmstad
- Re: Feature/JS System Rework John Hjelmstad
- Re: Feature/JS System Rework johnfargo
- Re: Feature/JS System Rework johnfargo
