Fix sorting behaviour in skin editor.

Http/SkinEditor/app.js

@@ -406,8 +406,9 @@ function updateLiteral(el) {
     var key = el.attr("key");
     var m = msg("literal." + key);
     var o = el.children(".t-internal");
+    tv.append(o); // Stashes the supplement blocks to prevent the event listeners from being detached
     addAddButtonLiteral(el.html(m));
-    el.append(o);
+    el.append(o); // Restores the blocks
     el.children("tbr").replaceWith(function() {
         var m = $(this).text().split("?");
         var def;