misc docs updates, revamped tables CSS save for grid columns and tablesorter options

docs/scaffolding.html

@@ -162,7 +162,7 @@
   </div>
 
   <h2>Grid customization</h2>
-  <table class="striped-table">
+  <table class="bordered-table striped-table">
     <thead>
       <tr>
         <th>Variable</th>
@@ -173,12 +173,12 @@
     <tbody>
       <tr>
         <td><code>@gridColumns</code></td>
-        <td>16</td>
+        <td>12</td>
         <td>The number of columns within the grid</td>
       </tr>
       <tr>
         <td><code>@gridColumnWidth</code></td>
-        <td>40px</td>
+        <td>60px</td>
         <td>The width of each column within the grid</td>
       </tr>
       <tr>
@@ -274,7 +274,7 @@
     <div class="span8">
       <h2>Supported devices</h2>
       <p>Bootstrap supports a handful of media queries to help make your projects more appropriate on different devices and screen resolutions. Here's what's included:</p>
-      <table class="striped-table">
+      <table class="bordered-table striped-table">
         <thead>
           <tr>
             <th>Label</th>