Fix #1453 Edition field on firefox

www/scripts/apps/admin/fields/views/listRow.js

@@ -18,6 +18,7 @@ define([
         className: "field-row",
         initialize: function() {
             // destroy view is model is deleted
+            this.model.on("change", this.onChange, this);
             this.model.on("destroy", this.remove, this);
         },
         events : {
@@ -45,6 +46,11 @@ define([
 
             return this;
         },
+        onChange: function() {
+            if (this.model.hasChanged("tag")) {
+                this.render();
+            }
+        },
         render: function() {
             var template = _.template($("#list_row_template").html(), {
                 id: this.model.get("id"),