index: display thumbnail after upload

static/index.html

@@ -60,6 +60,7 @@ contented.init("#surrogate-area", function(items) {
     var $table = $("<table>");
     for (var i = 0; i < items.length; ++i) {
         $table.append($("<tr>").append([
+			$("<td>").append($("<img>").attr('src', contented.getThumbnailURL(contented.thumbnail.small_square, items[i]))),
             $("<td>").text(items[i]),
             $("<td>").html("<a target='_blank' href='" + contented.getDownloadURL(items[i]) + "'>get</a>"),
             $("<td>").html("<a target='_blank' href='" + contented.getInfoJSONURL(items[i]) + "'>info</a>"),