Merging folders & pages: cannot add folders now

- Cannot add folders
- Can add a webpage within a webpage
config: more compact configuration view
config: improving main view
Make buttons look like buttons (wip)
Design: minor improvements
Improving design (wip)

- Wide layout
- Rename "aruni" to "default"
- Merge "bo.css" into "default/style.css"
- Updating HTML/CSS
Design: now, buttons look nice
Improving design
Update toolbar icons
Better looking toolbar
Sticky footer

Thanks to
http://pixelsvsbytes.com/blog/2011/09/sticky-css-footers-the-flexible-way/
Fix layout in Chrome
Rewriting CSS
Start using SCSS