added normalize css, and welcome css
Merge pull request #13 from cp9162/stylelanding

added normalize css, and welcome css
added the new model
Merge pull request #14 from sneubig/styleNewPage

added the new model
playlist
playlist
Merge branch 'lrsnider-playlists_controller_actions'
added cover image
fix broken icon logo
Merge pull request #16 from jshawl/fix-broken-icon-logo

fix broken icon logo
playlist index view html & css added