Field placeholders

Placeholders implemented as actual labels that are just rendered
visible/invisible, for IE(even IE9) and accessibility's sake
Minor styling cleanup, button hover/focus styling
Rando refinements
Basic 'done' page styling, layout template
Page size adjustments
Edit settings, unsubscribed pages
Legislator search form no-results and loading states
...adding sass gem o_o
Confirmation page styling

- Single->Double quote conversion for other templates
- Abstracted button styling