Apply #87 from Jan
Expand first section of each user type on seven features page
Make demo link open in new window
Merge pull request #94 from owncloud/fix-demo-link

Make demo link open in new window
Merge pull request #93 from owncloud/expand-sevenfeatures

Expand first section of each user type on seven features page
Merge pull request #89 from owncloud/conf-style-fix

Merge conf header with main nav bar