Minor help fixes. Almost time to merge. Need to get rid of these silly security warnings flooding the console.

--HG--
branch : xslt

vimperator/locale/en-US/tutorial.xml

@@ -287,7 +287,7 @@
     </li>
 </ul>
 
-<h2 tag="whither-firefox">Where did &liberator.host; go?</h2>
+<h2 tag="whither-&liberator.host;">Where did &liberator.host; go?</h2>
 
 <p>
     You might feel pretty disoriented now. Don't worry. This is still &liberator.host;