Set Nesta root for local dev/testing.
Switch to responsive design, with Roboto Slab font.
Changed colours from orange to blue.
Use respond.js, add device-width meta tag.
Note responsive design in CHANGELOG.
Fix margin beneath h1 tags outside article listings.
More fine tuning of margin beneath headings.
Removed bottom-margin on images in page body.
Add bold style for Roboto Slab font.
Only allow comments on articles by default.
Added skip-sitemap flag (fixes #137).
Don't serve draft pages in the XML sitemap.
Merge branch 'master' into fork