Simple example of how the XUL Manager is currently working. Multiple windows not working fully

I will be experimenting overnight to make things cleaner, more reusable, and easier ot use.
Initial rewrite of XUL Manager. 10/20/2013
Deleted some files.
Minor changes to window manager return.
Simplified some code. Slightly changed how Widgets interact with the XUL manager. They are now only aware of a WindowManager object.
Example of how to register a chrome.manifest in main.js
Merge pull request #3 from Schwig/master

Initial rewrite of XUL Manager with detailed explanation and TODO. Expected to undergo more changes in the future. Includes simple widget example