Update layout for overhaul.
Add section key to YAML header.
Update default layout.
style fixes for overhaul.
Remove year from copyright notice.
Merge pull request #34 from mapbox/overhaul

Overhaul
updated footer.
proper indentation.
footer tweaks.
Fix maki site on retina.
Merge branch 'gh-pages' of github.com:mapbox/maki into gh-pages

Conflicts:
	www/site.css
Metrics migration.
Merge pull request #36 from mapbox/metrics

Metrics migration.
Update shared template.
initial push on maki overhaul.
updated sprite.
finished map, icon grid, overall layout, just need to add graphics now.
adding new preview slider.
close button show/hide toggle.
adding graphics + mobile styles.