fixes two type-os in glyphicons

_includes/nav-components.html

@@ -2,7 +2,7 @@
   <a href="#glyphicons">Glyphicons</a>
   <ul class="nav">
     <li><a href="#glyphicons-glyphs">Available glyphs</a></li>
-    <li><a href="#glyphicons-how-to-use">How ot use</a></li>
+    <li><a href="#glyphicons-how-to-use">How to use</a></li>
     <li><a href="#glyphicons-examples">Examples</a></li>
   </ul>
 </li>

components.html

@@ -244,7 +244,7 @@ base_url: "../"
     </ul>
 
 
-    <h2 id="glyphicons-how-to">How to use</h2>
+    <h2 id="glyphicons-how-to-use">How to use</h2>
     <p>For performance reasons, all icons require a base class and individual icon class. To use, place the following code just about anywhere. Be sure to leave a space between the icon and text for proper padding.</p>
 {% highlight html %}
 <span class="glyphicon glyphicon-search"></span>