replace hyphens in directory names for presentation in list

Author: ajpiano

layouts/default.html

@@ -207,8 +207,8 @@ <h2 class="title"><%= @item[:title] %></h2>
     <div class="col2-1">
       <ul>
         <% @items.group_by {|item| item[:filename].split('/')[1] }.each do |section, items| %>
-          <h3><%= section.capitalize %></h3>
-          <% items.sort_by {|item| item[:title] || "" }.each do |item| %>
+          <h3><%= section.gsub(/-/, " ").upcase %></h3>
+          <% items.sort_by {|item| item[:title] || "" }. each do |item| %>
             <% if item[:title] %>
               <li><a href="<%= item.path %>"><%= item[:title] %></a></li>
             <% end %>