fix buttons focus state and swap a buttons for button buttons

docs/assets/css/bootstrap.css

@@ -33,7 +33,7 @@ html {
   -ms-text-size-adjust: 100%;
 }
 a:focus {
-  outline: thin dotted;
+  outline: thin dotted #333;
   outline: 5px auto -webkit-focus-ring-color;
   outline-offset: -2px;
 }
@@ -675,7 +675,7 @@ select:focus {
   -webkit-box-shadow: none;
   -moz-box-shadow: none;
   box-shadow: none;
-  outline: thin dotted;
+  outline: thin dotted #333;
   outline: 5px auto -webkit-focus-ring-color;
   outline-offset: -2px;
 }
@@ -1749,7 +1749,7 @@ table .span12 {
   transition: background-position 0.1s linear;
 }
 .btn:focus {
-  outline: thin dotted;
+  outline: thin dotted #333;
   outline: 5px auto -webkit-focus-ring-color;
   outline-offset: -2px;
 }

docs/base-css.html

@@ -1266,37 +1266,37 @@ For example, <code>section</code> should be wrapped as inline.
     </thead>
     <tbody>
       <tr>
-        <td><a class="btn" href="#">Default</a></td>
+        <td><button class="btn" href="#">Default</button></td>
         <td><code>.btn</code></td>
         <td>Standard gray button with gradient</td>
       </tr>
       <tr>
-        <td><a class="btn btn-primary" href="#">Primary</a></td>
+        <td><button class="btn btn-primary" href="#">Primary</button></td>
         <td><code>.btn-primary</code></td>
         <td>Provides extra visual weight and identifies the primary action in a set of buttons</td>
       </tr>
       <tr>
-        <td><a class="btn btn-info" href="#">Info</a></td>
+        <td><button class="btn btn-info" href="#">Info</button></td>
         <td><code>.btn-info</code></td>
         <td>Used as an alternate to the default styles</td>
       </tr>
       <tr>
-        <td><a class="btn btn-success" href="#">Success</a></td>
+        <td><button class="btn btn-success" href="#">Success</button></td>
         <td><code>.btn-success</code></td>
         <td>Indicates a successful or positive action</td>
       </tr>
       <tr>
-        <td><a class="btn btn-warning" href="#">Warning</a></td>
+        <td><button class="btn btn-warning" href="#">Warning</button></td>
         <td><code>.btn-warning</code></td>
         <td>Indicates caution should be taken with this action</td>
       </tr>
       <tr>
-        <td><a class="btn btn-danger" href="#">Danger</a></td>
+        <td><button class="btn btn-danger" href="#">Danger</button></td>
         <td><code>.btn-danger</code></td>
         <td>Indicates a dangerous or potentially negative action</td>
       </tr>
   	  <tr>
-        <td><a class="btn btn-inverse" href="#">Inverse</a></td>
+        <td><button class="btn btn-inverse" href="#">Inverse</button></td>
         <td><code>.btn-inverse</code></td>
         <td>Alternate dark gray button, not tied to a semantic action or use</td>
       </tr>

docs/templates/pages/base-css.mustache

@@ -1190,37 +1190,37 @@
     </thead>
     <tbody>
       <tr>
-        <td><a class="btn" href="#">{{_i}}Default{{/i}}</a></td>
+        <td><button class="btn" href="#">{{_i}}Default{{/i}}</button></td>
         <td><code>.btn</code></td>
         <td>{{_i}}Standard gray button with gradient{{/i}}</td>
       </tr>
       <tr>
-        <td><a class="btn btn-primary" href="#">{{_i}}Primary{{/i}}</a></td>
+        <td><button class="btn btn-primary" href="#">{{_i}}Primary{{/i}}</button></td>
         <td><code>.btn-primary</code></td>
         <td>{{_i}}Provides extra visual weight and identifies the primary action in a set of buttons{{/i}}</td>
       </tr>
       <tr>
-        <td><a class="btn btn-info" href="#">{{_i}}Info{{/i}}</a></td>
+        <td><button class="btn btn-info" href="#">{{_i}}Info{{/i}}</button></td>
         <td><code>.btn-info</code></td>
         <td>{{_i}}Used as an alternate to the default styles{{/i}}</td>
       </tr>
       <tr>
-        <td><a class="btn btn-success" href="#">{{_i}}Success{{/i}}</a></td>
+        <td><button class="btn btn-success" href="#">{{_i}}Success{{/i}}</button></td>
         <td><code>.btn-success</code></td>
         <td>{{_i}}Indicates a successful or positive action{{/i}}</td>
       </tr>
       <tr>
-        <td><a class="btn btn-warning" href="#">{{_i}}Warning{{/i}}</a></td>
+        <td><button class="btn btn-warning" href="#">{{_i}}Warning{{/i}}</button></td>
         <td><code>.btn-warning</code></td>
         <td>{{_i}}Indicates caution should be taken with this action{{/i}}</td>
       </tr>
       <tr>
-        <td><a class="btn btn-danger" href="#">{{_i}}Danger{{/i}}</a></td>
+        <td><button class="btn btn-danger" href="#">{{_i}}Danger{{/i}}</button></td>
         <td><code>.btn-danger</code></td>
         <td>{{_i}}Indicates a dangerous or potentially negative action{{/i}}</td>
       </tr>
   	  <tr>
-        <td><a class="btn btn-inverse" href="#">{{_i}}Inverse{{/i}}</a></td>
+        <td><button class="btn btn-inverse" href="#">{{_i}}Inverse{{/i}}</button></td>
         <td><code>.btn-inverse</code></td>
         <td>{{_i}}Alternate dark gray button, not tied to a semantic action or use{{/i}}</td>
       </tr>

less/mixins.less

@@ -25,7 +25,7 @@
 // ------------------
 .tab-focus() {
   // Default
-  outline: thin dotted;
+  outline: thin dotted #333;
   // Webkit
   outline: 5px auto -webkit-focus-ring-color;
   outline-offset: -2px;