Move more javascript around.

public/js/transactions/edit.js

@@ -0,0 +1,13 @@
+/*
+ * edit.js
+ * Copyright (C) 2016 Sander Dorigo
+ *
+ * This software may be modified and distributed under the terms
+ * of the MIT license.  See the LICENSE file for details.
+ */
+
+/* globals $ */
+$(document).ready(function () {
+    "use strict";
+    // no special JS for edit transaction.
+});