[css-align] Change self-example to use gray dotted line.

Author: tabatkins

css-align/Overview.html

@@ -11,7 +11,7 @@
 
   <meta content="CSS Box Alignment Module Level 3" name=dcterms.title>
   <meta content=text name=dcterms.type>
-  <meta content=2013-05-10 name=dcterms.date>
+  <meta content=2013-05-13 name=dcterms.date>
   <meta content="Elika J. Etemad" name=dcterms.creator>
   <meta content="Tab Atkins Jr." name=dcterms.creator>
   <meta content=W3C name=dcterms.publisher>
@@ -36,11 +36,11 @@
 
    <h1>CSS Box Alignment Module Level 3</h1>
 
-   <h2 class="no-num no-toc" id=longstatus-date>Editor's Draft 10 May 2013</h2>
+   <h2 class="no-num no-toc" id=longstatus-date>Editor's Draft 13 May 2013</h2>
 
    <dl>
     <dt>This version:
-     <!--<dd><a href="http://dev.w3.org/csswg/css-align/">http://www.w3.org/TR/2013/WD-css-align-20130510/</a>-->
+     <!--<dd><a href="http://dev.w3.org/csswg/css-align/">http://www.w3.org/TR/2013/WD-css-align-20130513/</a>-->
 
     <dd><a
      href="http://dev.w3.org/csswg/css-align/">http://dev.w3.org/csswg/css-align</a>