Integrate browse view
Integrate search view
Integrate playlist view
Add vote references to song model
Move application-wide style-sheets to global.css.scss
Use HTML5's <nav> tag for the mode switcher links
Highlight current section via CSS instead of JS
Remove unnecessary HTML tags and style-sheets
Use rails link_to method and styled <a> tags for main menu
Use rails link_to, styled <a> tags and global jQuery callback for control buttons
User <span> for progress bar
Use HTML5 <section> for main content section
Move <input> CSS definition to global.css
Style devise views