prepend pod_url to image paths

app/views/publics/hcard.erb

@@ -36,7 +36,7 @@
       <dl class="entity_photo">
         <dt>Photo</dt>
         <dd>
-        <img class="photo avatar" src="<%= @person.profile.image_url%>" width="100" height="100"/>
+        <img class="photo avatar" src="<%=APP_CONFIG[:pod_url]%><%= @person.profile.image_url%>" width="100" height="100"/>
         </dd>
       </dl>
       <dl class="entity_note">

lib/diaspora/ostatus_builder.rb

@@ -53,7 +53,7 @@ module Diaspora
   <id>#{@user.public_url}</id>
   <title>#{@user.real_name}</title>
   <link rel="alternative" type="text/html" href="#{@user.public_url}"/>
-  <link rel="avatar" type="image/jpeg" media:width="100" media:height="100" href="#{@user.image_url}"/>
+  <link rel="avatar" type="image/jpeg" media:width="100" media:height="100" href="#{APP_CONFIG[:pod_url]}#{@user.profile.image_url}"/>
 </activity:subject>
       XML
     end