M#1
1- Fix HTML Page Layout – Bootstrap, Padding, Responsive Design
Fixed:  position of sign out button
Unfixed: Heigh of ace editor

2 - Clean up JavaScript  and setup Bundles
Remove comment code & bundle js file

3 - Fix Layout Tabs – Stylize Like the Google Playground
Fixed, now talb look like "Google Playground tab"

4 – Clean up labels and textboxes
Add new directive "labelProperty"