A few tweaks and icons

- Added 128, 48 & 16px icons
- Tweaked stylesheets to best match BlueKiwi layout

Note: popup.js has had class names changed.
Removed uneeded files
Added changes

Added Navigation bars and begun layout for options page.   No
functionality behind options yet
Create README.md
Placeholders & Merged

Added placeholders for other items.  Merged popup.js with original
content
Merge pull request #1 from Evostance/master

Pull changes from Evostance