wrap master attachment view page in article tag
add styles for attachment displays
give header more saturation
Merge pull request #11 from edwardoriordan/master

Style for attachment page and attachment listing view
Use Visibility.js to stop and start polling when window is inactive
Merge branch 'master' of https://github.com/ebryn/bugzilla-ember

Conflicts:
	app/assets/stylesheets/application.scss