Moved background.js under own folder
Moved options stuff under own folder
Moved content.js to own dir + fixed type of options css dir
Fixed ref to script in options
Added explicit background.html file
Moved content.js back to root holder. 

* Looks like bug in chrome extensions - doesn’t take sub directory into account for content script
Refactored background a bit, removed requireJS temporarily as not using just yet
Refactored to using an object literal for Background.prototype
Renamed host to HOST
Refactored out a small piece of code from background into Server.js

- Also added a helper.js and a settings.js…not using yet