clean up commented out css, slightly updated docs again

lib/scaffolding.less

@@ -1,9 +1,10 @@
-/* Scaffolding.less
+/*
+ * Scaffolding
  * Basic and global styles for generating a grid system, structural layout, and page templates
- * ------------------------------------------------------------------------------------------- */
+ */
 
-// Baseline Grid System
-// --------------------
+/* Baseline Grid System
+-------------------------------------------------- */
 
 div.row {
   .clearfix();
@@ -26,8 +27,8 @@ div.row {
 }
 
 
-// Structural Layout
-// -----------------
+/* Structural Layout
+-------------------------------------------------- */
 
 html, body {
   background-color: #fff;
@@ -61,8 +62,8 @@ div.container-fluid {
 }
 
 
-// Base Styles
-// -----------
+/* Base Styles
+-------------------------------------------------- */
 
 // Links
 a {
@@ -104,7 +105,7 @@ a {
     cursor: default;
   }
   &:focus {
-    
+
   }
   &:active {
     @shadow: inset 0 3px 7px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.05);