Reordered forms: show template data form before diecutter API form.
Refactored UI: used bootstrap 3, moved service options at the end, template data at the top, about information on sidebars.
Psycho-rebased branch index-refactor on top of master.
Merge pull request #18 from diecutter/index-refactor

Refactored index.html: main form first, about in sidebars