fix incorrect uses of it's in the docs

docs/templates/pages/base-css.mustache

@@ -980,7 +980,7 @@
     </div>
     <div class="span4">
       <h3>{{_i}}Redesigned browser states{{/i}}</h3>
-      <p>{{_i}}Bootstrap features styles for browser-supported focused and <code>disabled</code> states. We remove the default Webkit <code>outline</code> and apply a <code>box-shadow</code> in it's place for <code>:focus</code>.{{/i}}</p>
+      <p>{{_i}}Bootstrap features styles for browser-supported focused and <code>disabled</code> states. We remove the default Webkit <code>outline</code> and apply a <code>box-shadow</code> in its place for <code>:focus</code>.{{/i}}</p>
       <hr>
       <h3>{{_i}}Form validation{{/i}}</h3>
       <p>{{_i}}It also includes validation styles for errors, warnings, and success. To use, add the error class to the surrounding <code>.control-group</code>.{{/i}}</p>

docs/templates/pages/javascript.mustache

@@ -966,7 +966,7 @@ $('#my-alert').bind('closed', function () {
 </pre>
           <h3>{{_i}}Methods{{/i}}</h3>
           <h4>$().button('toggle')</h4>
-          <p>{{_i}}Toggles push state. Gives btn the look that it's been activated.{{/i}}</p>
+          <p>{{_i}}Toggles push state. Gives btn the look that it hass been activated.{{/i}}</p>
           <div class="alert alert-info">
             <strong>{{_i}}Heads up!{{/i}}</strong>
             {{_i}}You can enable auto toggling of a button by using the <code>data-toggle</code> attribute.{{/i}}
@@ -1263,7 +1263,7 @@ $('.myCarousel').carousel({
              </tr>
              <tr>
                <td>{{_i}}slid{{/i}}</td>
-               <td>{{_i}}This event is fired when the carousel has completed it's slide transition.{{/i}}</td>
+               <td>{{_i}}This event is fired when the carousel has completed its slide transition.{{/i}}</td>
              </tr>
             </tbody>
           </table>

docs/templates/pages/less.mustache

@@ -24,7 +24,7 @@
   <div class="row">
     <div class="span4">
       <h3>{{_i}}Why LESS?{{/i}}</h3>
-      <p>{{_i}}Bootstrap is made with LESS at it's core, a dynamic stylesheet language created by our good friend, <a href="http://cloudhead.io">Alexis Sellier</a>. It makes developing systems-based CSS faster, easier, and more fun.{{/i}}</p>
+      <p>{{_i}}Bootstrap is made with LESS at its core, a dynamic stylesheet language created by our good friend, <a href="http://cloudhead.io">Alexis Sellier</a>. It makes developing systems-based CSS faster, easier, and more fun.{{/i}}</p>
     </div>
     <div class="span4">
       <h3>{{_i}}What's included?{{/i}}</h3>
@@ -528,7 +528,7 @@
       <tr>
         <td><code>.scale()</code></td>
         <td><code>@ratio</code></td>
-        <td>{{_i}}Scale an element to <em>n</em> times it's original size{{/i}}</td>
+        <td>{{_i}}Scale an element to <em>n</em> times its original size{{/i}}</td>
       </tr>
       <tr>
         <td><code>.translate()</code></td>