UI improvements for the tutorial:

- Have a show sudo checkbox which defaults to on for linux
  - Have the repository name be highlighted in a light blue bubble/chit

static/tutorial/create-container.html

@@ -3,13 +3,13 @@
 <p>First we'll create a container with a single new file based off of the <code>ubuntu</code> base image:</p>
 
 <pre class="command">
-docker run ubuntu echo "fun" > newfile
+<code ng-show="tour.tourScope.showSudo">sudo </code>docker run ubuntu echo "fun" > newfile
 </pre>
 
 <p>The container will immediately terminate (because its one command is <code>echo</code>), so we'll use <code>docker ps -l</code> to list it:
 
 <pre class="command">
-docker ps -l
+<code ng-show="tour.tourScope.showSudo">sudo </code>docker ps -l
 CONTAINER ID        IMAGE               COMMAND             CREATED 
 <var class="var1">07f2065197ef</var>          ubuntu:12.04        echo fun            31 seconds ago   
 </pre>