Let developers decide which app folder to use
Removed the method openApp

Removed the method openApp. It is no longer being used.
Match the template format as index.html
Drop support for old IE browsers
Minify shell.js to a new file

Minify shell.js to a new file called shell.min.js
Use shell.min.js in index.html
Create index.dev.html for development purpose

Create index.dev.html that uses the original shell.js for development
purpose
I own what I created
Moved the whole shell to a new folder

This is still an experimental stuff.
Dropped Shell
Put up a more static files