Merge pull request #339 from magento-trigger/AC-117

AC-117: Synchronous XMLHttpRequest warning message

Author: Rrego6

app/code/Magento/Captcha/view/frontend/web/js/action/refresh.js

@@ -12,7 +12,6 @@ define([
         return $.ajax({
             url: urlBuilder.build(refreshUrl),
             type: 'POST',
-            async: false,
             data: JSON.stringify({
                 'formId': formId
             }),

app/code/Magento/Captcha/view/frontend/web/js/captcha.js

@@ -42,7 +42,6 @@ define([
             $.ajax({
                 url: this.options.url,
                 type: 'post',
-                async: false,
                 dataType: 'json',
                 context: this,
                 data: {