Added issue 14, ability to change the interest status.

The interest status or watch list is now shown in the list of the issues
and can be changed by clicking on the star in front of the title of an
issue when looking at an issue.

www/media/idf/css/style.css

@@ -56,6 +56,10 @@ div.context {
 /**
  * Form
  */
+form.star { 
+  display: inline;
+}
+
 table.form th, table.form td { 
   border: none;
   vertical-align: top;