diff --git a/app/code/Magento/Backend/Block/Widget/Form/Container.php b/app/code/Magento/Backend/Block/Widget/Form/Container.php
index 52c5525db17eb..282b3e69532a7 100644
--- a/app/code/Magento/Backend/Block/Widget/Form/Container.php
+++ b/app/code/Magento/Backend/Block/Widget/Form/Container.php
@@ -37,6 +37,16 @@ class Container extends \Magento\Backend\Block\Widget\Container
      * @var string
      */
     protected $_blockGroup = 'Magento_Backend';
+    
+    /**
+     *  @var string
+     */
+    const PARAM_BLOCK_GROUP = 'block_group';
+
+    /**
+     *  @var string
+     */
+    const PARAM_MODE = 'mode';
 
     /**
      * @var string
@@ -49,6 +59,12 @@ class Container extends \Magento\Backend\Block\Widget\Container
     protected function _construct()
     {
         parent::_construct();
+        if ($this->hasData(self::PARAM_BLOCK_GROUP)) {
+            $this->_blockGroup = $this->_getData(self::PARAM_BLOCK_GROUP);
+        }
+        if ($this->hasData(self::PARAM_MODE)) {
+            $this->_mode = $this->_getData(self::PARAM_MODE);
+        }
 
         $this->addButton(
             'back',
diff --git a/app/code/Magento/Deploy/Console/Command/SetModeCommand.php b/app/code/Magento/Deploy/Console/Command/SetModeCommand.php
index f8c5cde9b942a..51509bdc85d82 100644
--- a/app/code/Magento/Deploy/Console/Command/SetModeCommand.php
+++ b/app/code/Magento/Deploy/Console/Command/SetModeCommand.php
@@ -104,6 +104,8 @@ protected function execute(InputInterface $input, OutputInterface $output)
                     throw new LocalizedException(__('Cannot switch into given mode "%1"', $toMode));
             }
             $output->writeln('Enabled ' . $toMode . ' mode.');
+            
+            return \Magento\Framework\Console\Cli::RETURN_SUCCESS;
         } catch (\Exception $e) {
             $output->writeln('<error>' . $e->getMessage() . '</error>');
             if ($output->getVerbosity() >= OutputInterface::VERBOSITY_VERBOSE) {
diff --git a/app/code/Magento/Widget/Test/Unit/Block/Adminhtml/Widget/Instance/Edit/Chooser/AbstractContainerTest.php b/app/code/Magento/Widget/Test/Unit/Block/Adminhtml/Widget/Instance/Edit/Chooser/AbstractContainerTest.php
index e31bd1b356431..a01df75bca596 100644
--- a/app/code/Magento/Widget/Test/Unit/Block/Adminhtml/Widget/Instance/Edit/Chooser/AbstractContainerTest.php
+++ b/app/code/Magento/Widget/Test/Unit/Block/Adminhtml/Widget/Instance/Edit/Chooser/AbstractContainerTest.php
@@ -103,7 +103,14 @@ protected function setUp()
             ->disableOriginalConstructor()
             ->getMock();
 
-        $this->escaperMock = $this->getMock(\Magento\Framework\Escaper::class, ['escapeHtml'], [], '', false);
+        $this->escaperMock = $this->getMock(
+            \Magento\Framework\Escaper::class,
+            ['escapeHtml', 'escapeHtmlAttr'],
+            [],
+            '',
+            false
+        );
+        $this->escaperMock->expects($this->any())->method('escapeHtmlAttr')->willReturnArgument(0);
 
         $this->contextMock = $this->getMockBuilder(\Magento\Backend\Block\Context::class)
             ->setMethods(['getEventManager', 'getScopeConfig', 'getEscaper'])
diff --git a/dev/tests/integration/testsuite/Magento/Backend/Block/Widget/Form/ContainerTest.php b/dev/tests/integration/testsuite/Magento/Backend/Block/Widget/Form/ContainerTest.php
index 466a1314907fe..329e627903ccb 100644
--- a/dev/tests/integration/testsuite/Magento/Backend/Block/Widget/Form/ContainerTest.php
+++ b/dev/tests/integration/testsuite/Magento/Backend/Block/Widget/Form/ContainerTest.php
@@ -33,4 +33,23 @@ public function testGetFormHtml()
         $form->setText($expectedHtml);
         $this->assertEquals($expectedHtml, $block->getFormHtml());
     }
+
+    public function testPseudoConstruct()
+    {
+        /** @var $block \Magento\Backend\Block\Widget\Form\Container */
+        $block = \Magento\TestFramework\Helper\Bootstrap::getObjectManager()->get(
+            \Magento\Framework\View\LayoutInterface::class
+        )->createBlock(
+            \Magento\Backend\Block\Widget\Form\Container::class,
+            '',
+            [
+                'data' => [
+                    \Magento\Backend\Block\Widget\Container::PARAM_CONTROLLER => 'user',
+                    \Magento\Backend\Block\Widget\Form\Container::PARAM_MODE => 'edit',
+                    \Magento\Backend\Block\Widget\Form\Container::PARAM_BLOCK_GROUP => 'Magento_User'
+                ]
+            ]
+        );
+        $this->assertInstanceOf(\Magento\User\Block\User\Edit\Form::class, $block->getChildBlock('form'));
+    }
 }
diff --git a/lib/internal/Magento/Framework/View/Element/Html/Link.php b/lib/internal/Magento/Framework/View/Element/Html/Link.php
index c4e5460c7de0b..e6f22f14784e0 100644
--- a/lib/internal/Magento/Framework/View/Element/Html/Link.php
+++ b/lib/internal/Magento/Framework/View/Element/Html/Link.php
@@ -22,6 +22,7 @@ class Link extends \Magento\Framework\View\Element\Template
         'title',
         'charset',
         'name',
+        'target',
         'hreflang',
         'rel',
         'rev',
diff --git a/lib/internal/Magento/Framework/View/Element/Html/Select.php b/lib/internal/Magento/Framework/View/Element/Html/Select.php
index e388e665dfdba..7e0c07ff75e45 100644
--- a/lib/internal/Magento/Framework/View/Element/Html/Select.php
+++ b/lib/internal/Magento/Framework/View/Element/Html/Select.php
@@ -140,7 +140,7 @@ protected function _toHtml()
             '" class="' .
             $this->getClass() .
             '" title="' .
-            $this->getTitle() .
+            $this->escapeHtml($this->getTitle()) .
             '" ' .
             $this->getExtraParams() .
             '>';
@@ -166,7 +166,8 @@ protected function _toHtml()
             }
 
             if (is_array($value)) {
-                $html .= '<optgroup label="' . $label . '" data-optgroup-name="' . $optgroupName . '">';
+                $html .= '<optgroup label="' . $this->escapeHtml($label)
+                    . '" data-optgroup-name="' . $this->escapeHtml($optgroupName) . '">';
                 foreach ($value as $keyGroup => $optionGroup) {
                     if (!is_array($optionGroup)) {
                         $optionGroup = ['value' => $keyGroup, 'label' => $optionGroup];
@@ -204,10 +205,10 @@ protected function _optionToHtml($option, $selected = false)
             foreach ($option['params'] as $key => $value) {
                 if (is_array($value)) {
                     foreach ($value as $keyMulti => $valueMulti) {
-                        $params .= sprintf(' %s="%s" ', $keyMulti, $valueMulti);
+                        $params .= sprintf(' %s="%s" ', $keyMulti, $this->escapeHtml($valueMulti));
                     }
                 } else {
-                    $params .= sprintf(' %s="%s" ', $key, $value);
+                    $params .= sprintf(' %s="%s" ', $key, $this->escapeHtml($value));
                 }
             }
         }
diff --git a/lib/internal/Magento/Framework/View/Test/Unit/Element/Html/SelectTest.php b/lib/internal/Magento/Framework/View/Test/Unit/Element/Html/SelectTest.php
index 6e10998105654..4986aa3e5873b 100644
--- a/lib/internal/Magento/Framework/View/Test/Unit/Element/Html/SelectTest.php
+++ b/lib/internal/Magento/Framework/View/Test/Unit/Element/Html/SelectTest.php
@@ -6,6 +6,7 @@
 namespace Magento\Framework\View\Test\Unit\Element\Html;
 
 use \Magento\Framework\View\Element\Html\Select;
+use Magento\Framework\Escaper;
 
 class SelectTest extends \PHPUnit_Framework_TestCase
 {
@@ -14,25 +15,27 @@ class SelectTest extends \PHPUnit_Framework_TestCase
      */
     protected $select;
 
+    /**
+     * @var Escaper|\PHPUnit_Framework_MockObject_MockObject
+     */
+    protected $escaper;
+
     protected function setUp()
     {
         $eventManager = $this->getMock(\Magento\Framework\Event\ManagerInterface::class);
 
         $scopeConfig = $this->getMock(\Magento\Framework\App\Config\ScopeConfigInterface::class);
 
-        $escaper = $this->getMockBuilder(\Magento\Framework\Escaper::class)
+        $this->escaper = $this->getMockBuilder(\Magento\Framework\Escaper::class)
             ->disableOriginalConstructor()
             ->getMock();
-        $escaper->expects($this->any())
-            ->method('escapeHtml')
-            ->will($this->returnArgument(0));
 
         $context = $this->getMockBuilder(\Magento\Framework\View\Element\Context::class)
             ->disableOriginalConstructor()
             ->getMock();
         $context->expects($this->once())
             ->method('getEscaper')
-            ->will($this->returnValue($escaper));
+            ->will($this->returnValue($this->escaper));
         $context->expects($this->once())
             ->method('getEventManager')
             ->will($this->returnValue($eventManager));
@@ -92,8 +95,52 @@ public function testGetSetTitle()
         $this->assertEquals($selectTitle, $this->select->getTitle());
     }
 
+    public function testGetHtmlJs()
+    {
+        $this->escaper->expects($this->any())
+            ->method('escapeHtml')
+            ->will($this->returnArgument(0));
+        $this->escaper->expects($this->any())
+            ->method('escapeHtmlAttr')
+            ->will($this->returnArgument(0));
+
+        $selectId = 'testId';
+        $selectClass = 'testClass';
+        $selectTitle = 'testTitle';
+        $selectName = 'testName';
+
+        $options = [
+            'testValue' => 'testLabel',
+            'selectedValue' => 'selectedLabel',
+        ];
+        $selectedValue = 'selectedValue';
+
+        $this->select->setId($selectId);
+        $this->select->setClass($selectClass);
+        $this->select->setTitle($selectTitle);
+        $this->select->setName($selectName);
+        $this->select->setOptions($options);
+        $this->select->setValue($selectedValue);
+
+        $result = '<select name="testName" id="testId" class="testClass" title="testTitle" >'
+            . '<option value="testValue" <%= option_extra_attrs.option_4016862802 %> >testLabel</option>'
+            . '<option value="selectedValue" selected="selected" <%= option_extra_attrs.option_662265145 %> >'
+            . 'selectedLabel</option>'
+            . '</select>';
+
+        $this->select->setIsRenderToJsTemplate(true);
+        $this->assertEquals($result, $this->select->getHtml());
+    }
+
     public function testGetHtml()
     {
+        $this->escaper->expects($this->any())
+            ->method('escapeHtml')
+            ->will($this->returnArgument(0));
+        $this->escaper->expects($this->any())
+            ->method('escapeHtmlAttr')
+            ->will($this->returnArgument(0));
+
         $selectId = 'testId';
         $selectClass = 'testClass';
         $selectTitle = 'testTitle';
@@ -137,33 +184,112 @@ public function testGetHtml()
         $this->assertEquals($result, $this->select->getHtml());
     }
 
-    public function testGetHtmlJs()
+    public function testGetHtmlEscapes()
     {
-        $selectId = 'testId';
-        $selectClass = 'testClass';
-        $selectTitle = 'testTitle';
-        $selectName = 'testName';
+        $this->escaper->expects($this->any())
+            ->method('escapeHtml')
+            ->will($this->returnValue('ESCAPED'));
+        $this->escaper->expects($this->any())
+            ->method('escapeHtmlAttr')
+            ->will($this->returnValue('ESCAPED_ATTR'));
 
-        $options = [
-            'testValue' => 'testLabel',
-            'selectedValue' => 'selectedLabel',
+        $optionsSets = [
+            $this->getOptionsWithSingleQuotes(),
+            $this->getOptionsWithDoubleQuotes()
         ];
-        $selectedValue = 'selectedValue';
-
-        $this->select->setId($selectId);
-        $this->select->setClass($selectClass);
-        $this->select->setTitle($selectTitle);
-        $this->select->setName($selectName);
-        $this->select->setOptions($options);
-        $this->select->setValue($selectedValue);
 
-        $result = '<select name="testName" id="testId" class="testClass" title="testTitle" >'
-            . '<option value="testValue" <%= option_extra_attrs.option_4016862802 %> >testLabel</option>'
-            . '<option value="selectedValue" selected="selected" <%= option_extra_attrs.option_662265145 %> >'
-            . 'selectedLabel</option>'
+        $expectedResult = '<select name="test[name]" id="testId" class="test class" title="ESCAPED" >'
+            .   '<option value="ESCAPED"  paramKey="ESCAPED" >ESCAPED</option>'
+            .   '<option value="ESCAPED" selected="selected" >ESCAPED</option>'
+            .   '<optgroup label="ESCAPED" data-optgroup-name="ESCAPED">'
+            .       '<option value="ESCAPED" >ESCAPED</option>'
+            .       '<option value="ESCAPED" selected="selected" >ESCAPED</option>'
+            .   '</optgroup>'
             . '</select>';
 
-        $this->select->setIsRenderToJsTemplate(true);
-        $this->assertEquals($result, $this->select->getHtml());
+        foreach ($optionsSets as $inOptions) {
+            $this->select->setId($inOptions['id']);
+            $this->select->setClass($inOptions['class']);
+            $this->select->setTitle($inOptions['title']);
+            $this->select->setName($inOptions['name']);
+
+            foreach ($inOptions['options'] as $option) {
+                $this->select->addOption($option['value'], $option['label'], $option['params']);
+            }
+            $this->select->setValue($inOptions['values']);
+
+            $this->assertEquals($expectedResult, $this->select->getHtml());
+
+            // reset
+            $this->select->setOptions([]);
+        }
+    }
+
+    /**
+     * @return array
+     */
+    private function getOptionsWithSingleQuotes()
+    {
+        return [
+            'id' => "testId",
+            'name' => "test[name]",
+            'class' => "test class",
+            'title' => "test'Title",
+            'options' => [
+                'regular' => [
+                    'value' => 'testValue',
+                    'label' => "test'Label",
+                    'params' => ['paramKey' => "param'Value"]
+                ],
+                'selected' => [
+                    'value' => 'selectedValue',
+                    'label' => "selected'Label",
+                    'params' => []
+                ],
+                'optgroup' => [
+                    'value' => [
+                        'groupElementValue' => "GroupElement'Label",
+                        'selectedGroupElementValue' => "SelectedGroupElement'Label"
+                    ],
+                    'label' => "group'Label",
+                    'params' => []
+                ]
+            ],
+            'values' => ['selectedValue', 'selectedGroupElementValue']
+        ];
+    }
+
+    /**
+     * @return array
+     */
+    private function getOptionsWithDoubleQuotes()
+    {
+        return [
+            'id' => 'testId',
+            'name' => 'test[name]',
+            'class' => 'test class',
+            'title' => 'test"Title',
+            'options' => [
+                'regular' => [
+                    'value' => 'testValue',
+                    'label' => 'test"Label',
+                    'params' => ['paramKey' => 'param"Value']
+                ],
+                'selected' => [
+                    'value' => 'selectedValue',
+                    'label' => 'selected"Label',
+                    'params' => []
+                ],
+                'optgroup' => [
+                    'value' => [
+                        'groupElementValue' => 'GroupElement"Label',
+                        'selectedGroupElementValue' => 'SelectedGroupElement"Label'
+                    ],
+                    'label' => 'group"Label',
+                    'params' => []
+                ]
+            ],
+            'values' => ['selectedValue', 'selectedGroupElementValue']
+        ];
     }
 }