anchor.diff:          span.icon-bar
           span.icon-bar
           span.icon-bar
  -      a.navbar-brand(href='/') 
  +      a.navbar-brand(href='/')
       .collapse.navbar-collapse
         ul.nav.navbar-nav
           li(class=title=='Home'?'active':undefined)
  
positive.code:             ul.dropdown-menu
                li: a(href='/dashboard') My Dashboard
                li.divider
                li: a(href='/logout') Logout
negative.code:         if !user
            li(class=title=='Sign In'?'active':undefined)
              a(href='/signin') Sign In
            li(class=title=='Sign Up'?'active':undefined)
              a(href='/signup') Sign Up
          else
            li.dropdown(class=title=='Account Management'?'active':undefined)
              a.dropdown-toggle(href='#', data-toggle='dropdown')
  