Merge pull request #279 from MITx/release_fixes

edX press release in feed now references png logo instead of jpg with artifacts.

lms/templates/feed.rss

@@ -13,7 +13,7 @@
     <updated>2012-07-16T14:08:12-07:00</updated>
     <link type="text/html" rel="alternate" href="${reverse('press/uc-berkeley-joins-edx')}"/>
     <title>UC Berkeley joins edX</title>
-    <content type="html">&lt;img src=&quot;${static.url('images/press/edx_logo_108x81.jpeg')}&quot; /&gt; 
+    <content type="html">&lt;img src=&quot;${static.url('images/edx.png')}&quot; /&gt; 
       &lt;p&gt;edX broadens course offerings&lt;/p&gt;</content>
   </entry>
   <entry>