Merge remote-tracking branch 'origin/2.3-develop' into MC-15406

# Conflicts:
#	app/code/Magento/Store/Test/Mftf/Section/AdminStoresGridSection.xml

Author: zakdma

README.md

@@ -5,14 +5,14 @@
 <h2>Welcome</h2>
 Welcome to Magento 2 installation! We're glad you chose to install Magento 2, a cutting-edge, feature-rich eCommerce solution that gets results.
 
-## Magento system requirements
-[Magento system requirements](https://devdocs.magento.com/guides/v2.3/install-gde/system-requirements2.html).
+## Magento System Requirements
+[Magento System Requirements](https://devdocs.magento.com/guides/v2.3/install-gde/system-requirements2.html).
 
 ## Install Magento
 
-*	[Installation guide](https://devdocs.magento.com/guides/v2.3/install-gde/bk-install-guide.html).
+*	[Installation Guide](https://devdocs.magento.com/guides/v2.3/install-gde/bk-install-guide.html).
 
-<h2>Contributing to the Magento 2 code base</h2>
+<h2>Contributing to the Magento 2 Code Base</h2>
 Contributions can take the form of new components or features, changes to existing features, tests, documentation (such as developer guides, user guides, examples, or specifications), bug fixes, optimizations, or just good suggestions.
 
 To learn about how to make a contribution, click [here][1].
@@ -39,11 +39,11 @@ Magento is thankful for any contribution that can improve our code base, documen
     <img src="https://raw.githubusercontent.com/wiki/magento/magento2/images/contributors.png"/>
 </a>
 
-### Labels applied by the Magento team
+### Labels Applied by the Magento Team
 We apply labels to public Pull Requests and Issues to help other participants retrieve additional information about current progress, component assignments, Magento release lines, and much more.
 Please review the [Code Contributions guide](https://devdocs.magento.com/guides/v2.3/contributor-guide/contributing.html#labels) for detailed information on labels used in Magento 2 repositories.
 
-## Reporting security issues
+## Reporting Security Issues
 
 To report security vulnerabilities in Magento software or web sites, please create a Bugcrowd researcher account [there](https://bugcrowd.com/magento) to submit and follow-up your issue. Learn more about reporting security issues [here](https://magento.com/security/reporting-magento-security-issue).
 

app/code/Magento/AsynchronousOperations/Model/MassConsumer.php

@@ -14,7 +14,7 @@
 use Magento\Framework\MessageQueue\MessageLockException;
 use Magento\Framework\MessageQueue\ConnectionLostException;
 use Magento\Framework\Exception\NotFoundException;
-use Magento\Framework\MessageQueue\CallbackInvoker;
+use Magento\Framework\MessageQueue\CallbackInvokerInterface;
 use Magento\Framework\MessageQueue\ConsumerConfigurationInterface;
 use Magento\Framework\MessageQueue\EnvelopeInterface;
 use Magento\Framework\MessageQueue\QueueInterface;
@@ -30,7 +30,7 @@
 class MassConsumer implements ConsumerInterface
 {
     /**
-     * @var \Magento\Framework\MessageQueue\CallbackInvoker
+     * @var CallbackInvokerInterface
      */
     private $invoker;
 
@@ -67,7 +67,7 @@ class MassConsumer implements ConsumerInterface
     /**
      * Initialize dependencies.
      *
-     * @param CallbackInvoker $invoker
+     * @param CallbackInvokerInterface $invoker
      * @param ResourceConnection $resource
      * @param MessageController $messageController
      * @param ConsumerConfigurationInterface $configuration
@@ -76,7 +76,7 @@ class MassConsumer implements ConsumerInterface
      * @param Registry $registry
      */
     public function __construct(
-        CallbackInvoker $invoker,
+        CallbackInvokerInterface $invoker,
         ResourceConnection $resource,
         MessageController $messageController,
         ConsumerConfigurationInterface $configuration,

app/code/Magento/Authorizenet/Model/Directpost/Request.php

@@ -194,7 +194,7 @@ public function setDataFromOrder(
     /**
      * Set sign hash into the request object.
      *
-     * All needed fields should be placed in the object fist.
+     * All needed fields should be placed in the object first.
      *
      * @return $this
      */

app/code/Magento/Backend/view/adminhtml/templates/pageactions.phtml

@@ -8,7 +8,7 @@
 
 ?>
 <?php if ($block->getChildHtml()):?>
-    <div data-mage-init='{"floatingHeader": {}}' class="page-actions" <?= /* @escapeNotVerified */ $block->getUiId('content-header') ?>>
+    <div data-mage-init='{"floatingHeader": {}}' class="page-actions floating-header" <?= /* @escapeNotVerified */ $block->getUiId('content-header') ?>>
         <?= $block->getChildHtml() ?>
     </div>
 <?php endif; ?>

app/code/Magento/Backup/Test/Mftf/ActionGroup/DeleteBackupActionGroup.xml

@@ -19,8 +19,8 @@
         <click selector="{{AdminGridActionSection.submitButton}}" stepKey="clickSubmit"/>
         <waitForPageLoad stepKey="waitForConfirmWindowToAppear"/>
         <see selector="{{AdminConfirmationModalSection.message}}" userInput="Are you sure you want to delete the selected backup(s)?" stepKey="seeConfirmationModal"/>
+        <waitForPageLoad stepKey="waitForSubmitAction"/>
         <click selector="{{AdminConfirmationModalSection.ok}}" stepKey="clickOkConfirmDelete"/>
         <dontSee selector="{{AdminGridTableSection.backupNameColumn}}" userInput="{{backup.name}}" stepKey="dontSeeBackupInGrid"/>
     </actionGroup>
-
 </actionGroups>

app/code/Magento/Bundle/view/base/web/js/price-bundle.js

@@ -374,8 +374,17 @@ define([
     function applyTierPrice(oneItemPrice, qty, optionConfig) {
         var tiers = optionConfig.tierPrice,
             magicKey = _.keys(oneItemPrice)[0],
+            tiersFirstKey = _.keys(optionConfig)[0],
             lowest = false;
 
+        if (!tiers) {//tiers is undefined when options has only one option
+            tiers = optionConfig[tiersFirstKey].tierPrice;
+        }
+
+        tiers.sort(function (a, b) {//sorting based on "price_qty"
+            return a['price_qty'] - b['price_qty'];
+        });
+
         _.each(tiers, function (tier, index) {
             if (tier['price_qty'] > qty) {
                 return;