Refactoring and cleaning
Prototype creation of real purchase options
Add Grunt. SASSify (media queries not touched yet). Add docs.
Better docs formatting
Correct anchor link
Better docs
Cosmetics
Refactor @media queries +
Trigger iTunes purchaseInfo events, build DOM. Trigger 'purchase' event (not implemented).
Fix selector for purchaseInfo event listener
Fix selector for determining paywall height
Working purchase option buttons {provider: 'itunes'=>'spid}
Sanitize GET parameters from native into a neat, sweet nativeContext{}
Performance-ish and refactor-ish

Change the position for the back-button + small changes after Hein-refactoring.
Fix merge conflict
Removed unnecessary code.
So. Now we´re all happy clappy
Change a.button to button and removed some unnecessary code
Separate out CallbackHelper for reusability and cleaner code.
Nice-looking purchase options