Merge pull request #721 from magento-folks/merchant_beta

[Folks] Bugfix

Author: Korshenko, Olexii(okorshenko)

app/code/Magento/Customer/etc/frontend/sections.xml

@@ -10,4 +10,7 @@
     <action name="customer/account/logout"/>
     <action name="customer/account/loginPost"/>
     <action name="customer/account/createPost"/>
+    <action name="customer/ajax/login">
+        <section name="cart"/>
+    </action>
 </config>