Merge branch 'MAGETWO-32992' into bugfixes

Author: Olexandr Lysenko

app/code/Magento/Sales/view/adminhtml/templates/order/invoice/create/items.phtml

@@ -118,7 +118,7 @@
 </div>
 
 <script>
-require(['prototype'], function(){
+require(['jquery', 'prototype'], function($){
 
 //<![CDATA[
 var submitButtons = $$('.submit-button');
@@ -129,7 +129,7 @@ var fields = $$('.qty-input');
 updateButtons.each(function (elem) {elem.disabled=true;elem.addClassName('disabled');});
 
 for(var i=0;i<fields.length;i++){
-    fields[i].observe('change', checkButtonsRelation)
+    $(fields[i]).on('keyup', checkButtonsRelation);
     fields[i].baseValue = fields[i].value;
 }