Update About page

pastebin/templates/pastebin/about.html

@@ -15,17 +15,11 @@ <h3>What is pastebin?</h3>
 getting a url like http://{{ request.site.domain }}/abc1234</li>
 <li>paste the url into an IRC or IM conversation</li>
 <li>someone responds by reading and perhaps submitting a modification of your code</li>
-<li>you then view the modification, maybe using the built in diff tool to help locate the changes</li>
 </ul>
 
-<h3>How can I view the differences between two posts?</h3>
-<p>When you view a post, you have the opportunity of editing the text - <strong>this creates a new post</strong>,
-but when you view it, you'll be given a 'diff' link which allows you to compare the changes between the old and the new version</p>
-<p>This is a powerful feature, great for seeing exactly what lines someone changed</p>
-
 <h3>How can I delete a post?</h3>
-<p>If you clicked the "remember me" checkbox when posting, you will be able to delete post from the same computer you posted from -
-simply view the post and click the "delete post" link.</p>
+<p>Your posted snippets are remembered in your session, you will be able to delete the snippet from the same browser you posted from -
+simply view the post and click the "delete" link.</p>
 <p>In other cases, contact us and we will delete it for you.</p>
 
 <h3>Can I get the source?</h3>