Change the YUI docs so that when they're displaying source files they can use the whole width of the document.

Author: MannyC

build/createjsTheme/assets/scss/main.scss

@@ -226,6 +226,9 @@ th {
   padding: 0 20px 0 25px;
   max-width: 104rem;
 }
+.content.source-content{
+  max-width: none;
+}
 .sidebar {
   padding: 0 2em;
 }

build/createjsTheme/layouts/main.handlebars

@@ -35,7 +35,7 @@
             {{>options}}
             <div class="apidocs">
                 <div id="docs-main">
-                    <div class="content">
+                    <div class="content{{#if fileName}} source-content{{/if}}">
                         {{>layout_content}}
                     </div>
                 </div>