Move bash snippets $ to a :before so that it's not selectable.

docs/_includes/getting-started/whats-included.html

@@ -12,7 +12,7 @@
   <p>Once downloaded, unzip the compressed folder to see the structure of (the compiled) Bootstrap. You'll see something like this:</p>
 <!-- NOTE: This info is intentionally duplicated in the README.
 Copy any changes made here over to the README too. -->
-{% highlight bash %}
+{% highlight text %}
 bootstrap/
 ├── css/
 │   ├── bootstrap.css
@@ -39,7 +39,7 @@ Copy any changes made here over to the README too. -->
 
   <h2 id="whats-included-source">Bootstrap source code</h2>
   <p>The Bootstrap source code download includes the precompiled CSS, JavaScript, and font assets, along with source Less, JavaScript, and documentation. More specifically, it includes the following and more:</p>
-{% highlight bash %}
+{% highlight text %}
 bootstrap/
 ├── less/
 ├── js/