Style: Added checkbox.
Home template: Added checkbox.
Content style: Switched timing function for postcard animation.
Home template: Make checkbox checked by default.
Main script: Created support for Tranzilla donation page.
Content styles: Fixed visual bugs and added Tranzila iframe.
Merge pull request #2 from MeanEYE/form-control

Form controls and Tranzilla donate page.
Added thank you page.