diff -r c7c34916027a -r 177826044cd9 wp/wp-admin/about.php
--- a/wp/wp-admin/about.php	Mon Oct 14 18:06:33 2019 +0200
+++ b/wp/wp-admin/about.php	Mon Oct 14 18:28:13 2019 +0200
@@ -9,8 +9,6 @@
 /** WordPress Administration Bootstrap */
 require_once( dirname( __FILE__ ) . '/admin.php' );
 
-wp_enqueue_script( 'underscore' );
-
 /* translators: Page title of the About WordPress page in the admin. */
 $title = _x( 'About', 'page title' );
 
@@ -19,56 +17,62 @@
 include( ABSPATH . 'wp-admin/admin-header.php' );
 ?>
 	<div class="wrap about-wrap full-width-layout">
-		<h1><?php printf( __( 'Welcome to WordPress&nbsp;%s' ), $display_version ); ?></h1>
+		<h1>
+			<?php
+			/* translators: %s: The current WordPress version number */
+			printf( __( 'Welcome to WordPress&nbsp;%s' ), $display_version );
+			?>
+		</h1>
 
-		<p class="about-text"><?php printf( __( 'Thank you for updating to the latest version! WordPress %s will smooth your design workflow and keep you safe from coding errors.' ), $display_version ); ?></p>
-		<div class="wp-badge"><?php printf( __( 'Version %s' ), $display_version ); ?></div>
+		<p class="about-text">
+			<?php
+			printf(
+				/* translators: %s: The current WordPress version number */
+				__( 'Congratulations on updating to WordPress %s! This update makes it easier than ever to fix your site if something goes wrong.' ),
+				$display_version
+			);
+			?>
+		</p>
 
-		<h2 class="nav-tab-wrapper wp-clearfix">
-			<a href="about.php" class="nav-tab nav-tab-active"><?php _e( 'What&#8217;s New' ); ?></a>
+		<div class="wp-badge">
+			<?php
+			/* translators: %s: The current WordPress version number */
+			printf( __( 'Version %s' ), $display_version );
+			?>
+		</div>
+
+		<nav class="nav-tab-wrapper wp-clearfix" aria-label="<?php esc_attr_e( 'Secondary menu' ); ?>">
+			<a href="about.php" class="nav-tab nav-tab-active" aria-current="page"><?php _e( 'What&#8217;s New' ); ?></a>
 			<a href="credits.php" class="nav-tab"><?php _e( 'Credits' ); ?></a>
 			<a href="freedoms.php" class="nav-tab"><?php _e( 'Freedoms' ); ?></a>
 			<a href="freedoms.php?privacy-notice" class="nav-tab"><?php _e( 'Privacy' ); ?></a>
-		</h2>
+		</nav>
 
 		<div class="changelog point-releases">
 			<h3><?php _e( 'Maintenance and Security Releases' ); ?></h3>
 			<p>
 				<?php
 				printf(
-					/* translators: 1: WordPress version number, 2: plural number of bugs. */
-					_n(
-						'<strong>Version %1$s</strong> addressed %2$s bug.',
-						'<strong>Version %1$s</strong> addressed %2$s bugs.',
-						46
-					),
-					'4.9.8',
-					number_format_i18n( 46 )
-				);
-
-				printf(
-					/* translators: %s: Codex URL */
-					__( 'For more information, see <a href="%s">the release notes</a>.' ),
-					'https://codex.wordpress.org/Version_4.9.8'
-				);
-				?>
-			</p>
-			<p>
-				<?php
-				printf(
-					/* translators: 1: WordPress version number, 2: plural number of bugs. */
+					/* translators: 1: WordPress version number, 2: plural number of bugs. More than one security issue. */
 					_n(
 						'<strong>Version %1$s</strong> addressed some security issues and fixed %2$s bug.',
 						'<strong>Version %1$s</strong> addressed some security issues and fixed %2$s bugs.',
-						17
+						29
 					),
-					'4.9.7',
-					number_format_i18n( 17 )
+					'5.2.3',
+					number_format_i18n( 29 )
 				);
 				?>
 				<?php
-				/* translators: %s: Codex URL */
-				printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'https://codex.wordpress.org/Version_4.9.7' );
+				printf(
+					/* translators: %s: HelpHub URL */
+					__( 'For more information, see <a href="%s">the release notes</a>.' ),
+					sprintf(
+						/* translators: %s: WordPress version */
+						esc_url( __( 'https://wordpress.org/support/wordpress-version/version-%s/' ) ),
+						sanitize_title( '5.2.3' )
+					)
+				);
 				?>
 			</p>
 			<p>
@@ -78,52 +82,23 @@
 					_n(
 						'<strong>Version %1$s</strong> addressed %2$s bug.',
 						'<strong>Version %1$s</strong> addressed %2$s bugs.',
-						18
+						13
 					),
-					'4.9.6',
-					number_format_i18n( 18 )
+					'5.2.2',
+					number_format_i18n( 13 )
 				);
 				?>
 				<?php
-				/* translators: %s: Codex URL */
-				printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'https://codex.wordpress.org/Version_4.9.6' );
-				?>
-			</p>
-			<p>
-				<?php
 				printf(
-					/* translators: 1: WordPress version number, 2: plural number of bugs. */
-					_n(
-						'<strong>Version %1$s</strong> addressed some security issues and fixed %2$s bug.',
-						'<strong>Version %1$s</strong> addressed some security issues and fixed %2$s bugs.',
-						28
-					),
-					'4.9.5',
-					number_format_i18n( 28 )
+					/* translators: %s: HelpHub URL */
+					__( 'For more information, see <a href="%s">the release notes</a>.' ),
+					sprintf(
+						/* translators: %s: WordPress version */
+						esc_url( __( 'https://wordpress.org/support/wordpress-version/version-%s/' ) ),
+						sanitize_title( '5.2.2' )
+					)
 				);
 				?>
-				<?php
-				/* translators: %s: Codex URL */
-				printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'https://codex.wordpress.org/Version_4.9.5' );
-				?>
-			</p>
-			<p>
-				<?php
-				printf(
-					/* translators: 1: WordPress version number, 2: plural number of bugs. */
-					_n(
-						'<strong>Version %1$s</strong> addressed %2$s bug.',
-						'<strong>Version %1$s</strong> addressed %2$s bugs.',
-						1
-					),
-					'4.9.4',
-					number_format_i18n( 1 )
-				);
-				?>
-				<?php
-				/* translators: %s: Codex URL */
-				printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'https://codex.wordpress.org/Version_4.9.4' );
-				?>
 			</p>
 			<p>
 				<?php
@@ -132,247 +107,125 @@
 					_n(
 						'<strong>Version %1$s</strong> addressed %2$s bug.',
 						'<strong>Version %1$s</strong> addressed %2$s bugs.',
-						34
+						33
 					),
-					'4.9.3',
-					number_format_i18n( 34 )
+					'5.2.1',
+					number_format_i18n( 33 )
 				);
 				?>
 				<?php
-				/* translators: %s: Codex URL */
-				printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'https://codex.wordpress.org/Version_4.9.3' );
-				?>
-			</p>
-			<p>
-				<?php
 				printf(
-					/* translators: 1: WordPress version number, 2: plural number of bugs. */
-					_n(
-						'<strong>Version %1$s</strong> addressed some security issues and fixed %2$s bug.',
-						'<strong>Version %1$s</strong> addressed some security issues and fixed %2$s bugs.',
-						22
-					),
-					'4.9.2',
-					number_format_i18n( 22 )
+					/* translators: %s: HelpHub URL */
+					__( 'For more information, see <a href="%s">the release notes</a>.' ),
+					sprintf(
+						/* translators: %s: WordPress version */
+						esc_url( __( 'https://wordpress.org/support/wordpress-version/version-%s/' ) ),
+						sanitize_title( '5.2.1' )
+					)
 				);
 				?>
-				<?php
-				/* translators: %s: Codex URL */
-				printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'https://codex.wordpress.org/Version_4.9.2' );
-				?>
-			</p>
-			<p>
-				<?php
-				printf(
-					/* translators: 1: WordPress version number, 2: plural number of bugs. */
-					_n(
-						'<strong>Version %1$s</strong> addressed some security issues and fixed %2$s bug.',
-						'<strong>Version %1$s</strong> addressed some security issues and fixed %2$s bugs.',
-						11
-					),
-					'4.9.1',
-					number_format_i18n( 11 )
-				);
-				?>
-				<?php
-				/* translators: %s: Codex URL */
-				printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'https://codex.wordpress.org/Version_4.9.1' );
-				?>
 			</p>
 		</div>
 
-		<div class="feature-section one-col">
-			<div class="col">
-				<h2>
-					<?php
-						printf(
-							/* translators: %s: party popper emoji */
-							__( 'Major Customizer Improvements, Code Error Checking, and More! %s' ),
-							'&#x1F389'
-						);
-					?>
-				</h2>
-				<p><?php _e( 'Welcome to an improved Customizer workflow with design drafts, locking, scheduling, and preview links. What&#8217;s more, code syntax highlighting and error checking will make for a clean and smooth site building experience. Finally, if all that wasn&#8217;t pretty great, we&#8217;ve got a great new Gallery widget and improvements to theme browsing and switching.' ); ?></p>
+		<div class="headline-feature">
+			<h2><?php _e( 'Keeping Your Site Safe' ); ?></h2>
+			<p class="lead-description"><?php _e( 'WordPress 5.2 gives you even more robust tools for identifying and fixing configuration issues and fatal errors. Whether you are a developer helping clients or you manage your site solo, these tools can help get you the right information when you need it.' ); ?></p>
+			<div class="inline-svg aligncenter">
+				<img src="https://s.w.org/images/core/5.2/about_maintain-wordpress-v2.svg" alt="">
 			</div>
 		</div>
 
-		<div class="inline-svg full-width">
-			<picture>
-				<source media="(max-width: 500px)" srcset="<?php echo 'https://s.w.org/images/core/4.9/banner-mobile.svg'; ?>">
-				<img src="https://s.w.org/images/core/4.9/banner.svg" alt="">
-			</picture>
-		</div>
+		<hr />
 
-		<div class="floating-header-section">
-			<div class="section-header">
-				<h2><?php _e( 'Customizer Workflow Improved' ); ?></h2>
-			</div>
+		<div class="feature-section is-wide has-2-columns is-wider-left">
+			<div class="column is-vertically-aligned-center">
+				<h3><?php _e( 'Site Health Check' ); ?></h3>
+				<p>
+					<?php
+					printf(
+						/* translators: 1: link to the WordPress 5.1 release post */
+						__( 'Building on <a href="%1$s">the Site Health features introduced in 5.1</a>, this release adds two new pages to help debug common configuration issues. It also adds space where developers can include debugging information for site maintainers.' ),
+						__( 'https://wordpress.org/news/2019/02/betty/' )
+					);
 
-			<div class="section-content">
-				<div class="section-item">
-					<div class="inline-svg">
-						<img src="https://s.w.org/images/core/4.9/draft-and-schedule.svg" alt="">
-					</div>
-					<h3><?php _e( 'Draft and Schedule Site Design Customizations' ); ?></h3>
-					<p><?php _e( 'Yes, you read that right. Just like you can draft and revise posts and schedule them to go live on the date and time you choose, you can now tinker with your site&#8217;s design and schedule those design changes to go live as you please.' ); ?></p>
-				</div>
-				<div class="section-item">
-					<div class="inline-svg">
-						<img src="https://s.w.org/images/core/4.9/design-preview-links.svg" alt="">
-					</div>
-					<h3><?php _e( 'Collaborate with Design Preview Links' ); ?></h3>
-					<p><?php _e( 'Need to get some feedback on proposed site design changes? WordPress 4.9 gives you a preview link you can send to your team and customers so that you can collect and integrate feedback before you schedule the changes to go live. Can we say collaboration&#43;&#43;?' ); ?></p>
-				</div>
-				<div class="section-item">
-					<div class="inline-svg">
-						<img src="https://s.w.org/images/core/4.9/locking.svg" alt="">
-					</div>
-					<h3><?php _e( 'Design Locking To Guard Your Changes' ); ?></h3>
-					<p><?php _e( 'Ever encounter a scenario where two designers walk into a project and designer A overrides designer B&#8217;s beautiful changes? WordPress 4.9&#8217;s design lock feature (similar to post locking) secures your draft design so that no one can make changes to it or erase all your hard work.' );?></p>
-				</div>
-				<div class="section-item">
-					<div class="inline-svg">
-						<img src="https://s.w.org/images/core/4.9/prompt.svg" alt="">
-					</div>
-					<h3><?php _e( 'A Prompt to Protect Your Work' ); ?></h3>
-					<p><?php _e( 'Were you lured away from your desk before you saved your new draft design? Fear not, when you return, WordPress 4.9 will politely ask whether or not you&#8217;d like to save your unsaved changes.' ); ?></p>
+					if ( current_user_can( 'install_plugins' ) ) {
+						printf(
+							/* translators: 1: link to /wp-admin/site-health.php 2: link to /wp-admin/site-health.php?tab=debug */
+							__( ' <a href="%1$s">Check your site status</a>, and <a href="%2$s">learn how to debug issues</a>.' ),
+							admin_url( 'site-health.php' ),
+							admin_url( 'site-health.php?tab=debug' )
+						);
+					}
+					?>
+				</p>
+			</div>
+			<div class="column">
+				<div class="inline-svg aligncenter">
+					<img src="https://s.w.org/images/core/5.2/about_site-health.svg" alt="">
 				</div>
 			</div>
 		</div>
 
-		<div class="floating-header-section">
-			<div class="section-header">
-				<h2><?php _e( 'Coding Enhancements' ); ?></h2>
-			</div>
+		<hr />
 
-			<div class="section-content">
-				<div class="section-item">
-					<div class="inline-svg">
-						<img src="https://s.w.org/images/core/4.9/syntax-highlighting.svg" alt="">
-					</div>
-					<h3><?php _e( 'Syntax Highlighting and Error Checking? Yes, Please!' ); ?></h3>
-					<p><?php _e( 'You&#8217;ve got a display problem but can&#8217;t quite figure out exactly what went wrong in the CSS you lovingly wrote. With syntax highlighting and error checking for CSS editing and the Custom HTML widget introduced in WordPress 4.8.1, you&#8217;ll pinpoint coding errors quickly. Practically guaranteed to help you scan code more easily and suss out and fix code errors quickly.' ); ?></p>
-				</div>
-				<div class="section-item">
-					<div class="inline-svg">
-						<img src="https://s.w.org/images/core/4.9/sandbox.svg" alt="">
-					</div>
-					<h3><?php _e( 'Sandbox for Safety' ); ?></h3>
-					<p><?php _e( 'The dreaded white screen. You&#8217;ll avoid it when working on themes and plugin code because WordPress 4.9 will warn you about saving an error. You&#8217;ll sleep better at night.' ); ?></p>
-				</div>
-				<div class="section-item">
-					<div class="inline-svg">
-						<img src="https://s.w.org/images/core/4.9/warning.svg" alt="">
-					</div>
-					<h3><?php _e( 'Warning: Potential Danger Ahead!' ); ?></h3>
-					<p><?php _e( 'When you edit themes and plugins directly, WordPress 4.9 will politely warn you that this is a dangerous practice. It will recommend that you backup your files before saving, so they don&#8217;t get overwritten by the next update. Take the safe route: your future self will thank you. Your team and customers will thank you.' );?></p>
+		<div class="feature-section is-wide has-2-columns is-wider-right">
+			<div class="column">
+				<div class="inline-svg aligncenter">
+					<img src="https://s.w.org/images/core/5.2/about_error-protection.svg" alt="">
 				</div>
 			</div>
-		</div>
-
-		<div class="floating-header-section">
-			<div class="section-header">
-				<h2><?php _e( 'Even More Widget Updates' ); ?></h2>
-			</div>
-
-			<div class="section-content">
-				<div class="section-item">
-					<div class="inline-svg">
-						<img src="https://s.w.org/images/core/4.9/gallery-widget.svg" alt="">
-					</div>
-					<h3><?php _e( 'The New Gallery Widget' ); ?></h3>
-					<p><?php _e( 'An incremental improvement to the media changes hatched in WordPress 4.8, you can now add a gallery via widget. Yes!' ); ?></p>
-				</div>
-				<div class="section-item">
-					<div class="inline-svg">
-						<img src="https://s.w.org/images/core/4.9/media-button.svg" alt="">
-					</div>
-					<h3><?php _e( 'Press a Button, Add Media' ); ?></h3>
-					<p><?php _e( 'Want to add media to your text widget? Embed images, video, and audio directly into the widget along with your text, with our simple but useful Add Media button. Woo!' ); ?></p>
-				</div>
-			</div>
-		</div>
-
-		<div class="floating-header-section">
-			<div class="section-header">
-				<h2><?php _e( 'Site Building Improvements' ); ?></h2>
+			<div class="column is-vertically-aligned-center">
+				<h3><?php _e( 'PHP Error Protection' ); ?></h3>
+				<p><?php _e( 'This administrator-focused update will let you safely fix or manage fatal errors without requiring a developer. It features better handling of the so-called “white screen of death”, and a way to enter recovery mode, which pauses error-causing plugins or themes.' ); ?></p>
 			</div>
-
-			<div class="section-content">
-				<div class="section-item">
-					<div class="inline-svg">
-						<img src="https://s.w.org/images/core/4.9/theme-switching.svg" alt="">
-					</div>
-					<h3><?php _e( 'More Reliable Theme Switching' ); ?></h3>
-					<p><?php _e( 'When you switch themes, widgets sometimes think they can just up and move location. Improvements in WordPress 4.9 offer more persistent menu and widget placement when you decide it&#8217;s time for a new theme. Additionally, you can preview installed themes or download, install, and preview new themes right. Nothing says handy like being able to preview before you deploy. ' ); ?></p>
-				</div>
-				<div class="section-item">
-					<div class="inline-svg">
-						<img src="https://s.w.org/images/core/4.9/menu-flow.svg" alt="">
-					</div>
-					<h3><?php _e( 'Better Menu Instructions = Less Confusion' ); ?></h3>
-					<p><?php _e( 'Were you confused by the steps to create a new menu? Perhaps no longer! We&#8217;ve ironed out the UX for a smoother menu creation process. Newly updated copy will guide you.' ); ?></p>
-				</div>
-			</div>
-		</div>
-
-		<div class="inline-svg">
-			<picture>
-				<source media="(max-width: 500px)" srcset="<?php echo 'https://s.w.org/images/core/4.9/gutenberg-mobile.svg'; ?>">
-				<img src="https://s.w.org/images/core/4.9/gutenberg.svg" alt="">
-			</picture>
-		</div>
-
-		<div class="feature-section">
-			<h2>
-				<?php
-					printf(
-						/* translators: %s: handshake emoji */
-						__( 'Lend a Hand with Gutenberg %s' ),
-						'&#x1F91D'
-					);
-				?>
-			</h2>
-			<p><?php printf(
-				__( 'WordPress is working on a new way to create and control your content and we&#8217;d love to have your help. Interested in being an <a href="%s">early tester</a> or getting involved with the Gutenberg project? <a href="%s">Contribute on GitHub</a>.' ),
-				__( 'https://wordpress.org/plugins/gutenberg/' ),
-				'https://github.com/WordPress/gutenberg' ); ?></p>
 		</div>
 
 		<hr />
 
-		<div class="changelog">
-			<h2><?php
-				printf(
-					/* translators: %s: smiling face with smiling eyes emoji */
-					__( 'Developer Happiness %s' ),
-					'&#x1F60A'
-				);
-			?></h2>
+		<h3 class="aligncenter"><?php _e( 'Improvements for Everyone' ); ?></h3>
+
+		<div class="has-2-columns">
+			<div class="column aligncenter">
+				<h4><?php _e( 'Accessibility Updates' ); ?></h4>
+				<p><?php _e( 'A number of changes work together to improve contextual awareness and keyboard navigation flow for those using screen readers and other assistive technologies.' ); ?></p>
+			</div>
+			<div class="column aligncenter">
+				<h4><?php _e( 'New Dashboard Icons' ); ?></h4>
+				<p><?php _e( 'Thirteen new icons include Instagram, a suite of icons for BuddyPress, and rotated Earth icons for global inclusion. Find them in the Dashboard and have some fun!' ); ?></p>
+			</div>
+		</div>
+
+		<hr />
+
+		<h3 class="aligncenter"><?php _e( 'Developer Happiness' ); ?></h3>
 
-			<div class="under-the-hood two-col">
-				<div class="col">
-					<h3><a href="https://make.wordpress.org/core/2017/11/01/improvements-to-the-customize-js-api-in-4-9/"><?php _e( 'Customizer JS API Improvements' ); ?></a></h3>
-					<p><?php
-						printf(
-							/* translators: %s: https://make.wordpress.org/core/2017/11/01/improvements-to-the-customize-js-api-in-4-9/  */
-							__( 'We&#8217;ve made numerous improvements to the Customizer JS API in WordPress 4.9, eliminating many pain points and making it just as easy to work with as the PHP API. There are also new base control templates, a date/time control, and section/panel/global notifications to name a few. <a href="%s">Check out the full list.</a>' ),
-							'https://make.wordpress.org/core/2017/11/01/improvements-to-the-customize-js-api-in-4-9/'
-						);
-					?></p>
-				</div>
-				<div class="col">
-					<h3><a href="https://make.wordpress.org/core/2017/10/22/code-editing-improvements-in-wordpress-4-9/"><?php _e( 'CodeMirror available for use in your themes and plugins' ); ?></a></h3>
-					<p><?php _e( 'We&#8217;ve introduced a new code editing library, CodeMirror, for use within core. Use it to improve any code writing or editing experiences within your plugins, like CSS or JavaScript include fields.' ); ?></p>
-				</div>
-				<div class="col">
-					<h3><a href="https://make.wordpress.org/core/2017/10/30/mediaelement-upgrades-in-wordpress-4-9/"><?php _e( 'MediaElement.js upgraded to 4.2.6' ); ?></a></h3>
-					<p><?php _e( 'WordPress 4.9 includes an upgraded version of MediaElement.js, which removes dependencies on jQuery, improves accessibility, modernizes the UI, and fixes many bugs.' ); ?></p>
-				</div>
-				<div class="col">
-					<h3><a href="https://make.wordpress.org/core/2017/10/15/improvements-for-roles-and-capabilities-in-4-9/"><?php _e( 'Improvements to Roles and Capabilities' ); ?></a></h3>
-					<p><?php _e( 'New capabilities have been introduced that allow granular management of plugins and translation files. In addition, the site switching process in multisite has been fine-tuned to update the available roles and capabilities in a more reliable and coherent way.' ); ?></p>
-				</div>
+		<div class="has-2-columns is-fullwidth">
+			<div class="column">
+				<h4><a href="https://make.wordpress.org/core/2019/03/26/coding-standards-updates-for-php-5-6/"><?php _e( 'PHP Version Bump' ); ?></a></h4>
+				<p><?php _e( 'The minimum supported PHP version is now 5.6.20. As of WordPress 5.2, themes and plugins can safely take advantage of namespaces, anonymous functions, and more!' ); ?></p>
+			</div>
+			<div class="column">
+				<h4><a href="https://make.wordpress.org/core/2019/04/24/developer-focused-privacy-updates-in-5-2/"><?php _e( 'Privacy Updates' ); ?></a></h4>
+				<p><?php _e( 'A new theme page template, a conditional function, and two CSS classes make designing and customizing the Privacy Policy page easier.' ); ?></p>
+			</div>
+		</div>
+		<div class="has-2-columns is-fullwidth">
+			<div class="column">
+				<h4><a href="https://make.wordpress.org/core/2019/04/24/miscellaneous-developer-updates-in-5-2/"><?php _e( 'New Body Tag Hook' ); ?></a></h4>
+				<p>
+					<?php
+					printf(
+						/* translators: 1: wp_body_open 2: <body> */
+						__( '5.2 introduces a %1$s hook, which lets themes support injecting code right at the beginning of the %2$s element.' ),
+						'<code>wp_body_open</code>',
+						'<code>&lt;body&gt;</code>'
+					);
+					?>
+				</p>
+			</div>
+			<div class="column">
+				<h4><a href="https://make.wordpress.org/core/2019/03/25/building-javascript/"><?php _e( 'Building JavaScript' ); ?></a></h4>
+				<p><?php _e( 'With the addition of webpack and Babel configurations in the @wordpress/scripts package, developers won&#8217;t have to worry about setting up complex build tools to write modern JavaScript.' ); ?></p>
 			</div>
 		</div>
 
@@ -387,100 +240,6 @@
 			<a href="<?php echo esc_url( self_admin_url() ); ?>"><?php is_blog_admin() ? _e( 'Go to Dashboard &rarr; Home' ) : _e( 'Go to Dashboard' ); ?></a>
 		</div>
 	</div>
-
-	<script>
-		(function( $ ) {
-			$( function() {
-				var $window = $( window );
-				var $adminbar = $( '#wpadminbar' );
-				var $sections = $( '.floating-header-section' );
-				var offset = 0;
-
-				// Account for Admin bar.
-				if ( $adminbar.length ) {
-					offset += $adminbar.height();
-				}
-
-				function setup() {
-					$sections.each( function( i, section ) {
-						var $section = $( section );
-						// If the title is long, switch the layout
-						var $title = $section.find( 'h2' );
-						if ( $title.innerWidth() > 300 ) {
-							$section.addClass( 'has-long-title' );
-						}
-					} );
-				}
-
-				var adjustScrollPosition = _.throttle( function adjustScrollPosition() {
-					$sections.each( function( i, section ) {
-						var $section = $( section );
-						var $header = $section.find( 'h2' );
-						var width = $header.innerWidth();
-						var height = $header.innerHeight();
-
-						if ( $section.hasClass( 'has-long-title' ) ) {
-							return;
-						}
-
-						var sectionStart = $section.offset().top - offset;
-						var sectionEnd = sectionStart + $section.innerHeight();
-						var scrollPos = $window.scrollTop();
-
-						// If we're scrolled into a section, stick the header
-						if ( scrollPos >= sectionStart && scrollPos < sectionEnd - height ) {
-							$header.css( {
-								position: 'fixed',
-								top: offset + 'px',
-								bottom: 'auto',
-								width: width + 'px'
-							} );
-						// If we're at the end of the section, stick the header to the bottom
-						} else if ( scrollPos >= sectionEnd - height && scrollPos < sectionEnd ) {
-							$header.css( {
-								position: 'absolute',
-								top: 'auto',
-								bottom: 0,
-								width: width + 'px'
-							} );
-						// Unstick the header
-						} else {
-							$header.css( {
-								position: 'static',
-								top: 'auto',
-								bottom: 'auto',
-								width: 'auto'
-							} );
-						}
-					} );
-				}, 100 );
-
-				function enableFixedHeaders() {
-					if ( $window.width() > 782 ) {
-						setup();
-						adjustScrollPosition();
-						$window.on( 'scroll', adjustScrollPosition );
-					} else {
-						$window.off( 'scroll', adjustScrollPosition );
-						$sections.find( '.section-header' )
-							.css( {
-								width: 'auto'
-							} );
-						$sections.find( 'h2' )
-							.css( {
-								position: 'static',
-								top: 'auto',
-								bottom: 'auto',
-								width: 'auto'
-							} );
-					}
-				}
-				$( window ).resize( enableFixedHeaders );
-				enableFixedHeaders();
-			} );
-		})( jQuery );
-	</script>
-
 <?php
 
 include( ABSPATH . 'wp-admin/admin-footer.php' );
@@ -503,16 +262,22 @@
 __( '<strong>Version %s</strong> addressed some security issues.' );
 
 /* translators: 1: WordPress version number, 2: plural number of bugs. */
-_n_noop( '<strong>Version %1$s</strong> addressed %2$s bug.',
-         '<strong>Version %1$s</strong> addressed %2$s bugs.' );
+_n_noop(
+	'<strong>Version %1$s</strong> addressed %2$s bug.',
+	'<strong>Version %1$s</strong> addressed %2$s bugs.'
+);
 
 /* translators: 1: WordPress version number, 2: plural number of bugs. Singular security issue. */
-_n_noop( '<strong>Version %1$s</strong> addressed a security issue and fixed %2$s bug.',
-         '<strong>Version %1$s</strong> addressed a security issue and fixed %2$s bugs.' );
+_n_noop(
+	'<strong>Version %1$s</strong> addressed a security issue and fixed %2$s bug.',
+	'<strong>Version %1$s</strong> addressed a security issue and fixed %2$s bugs.'
+);
 
 /* translators: 1: WordPress version number, 2: plural number of bugs. More than one security issue. */
-_n_noop( '<strong>Version %1$s</strong> addressed some security issues and fixed %2$s bug.',
-         '<strong>Version %1$s</strong> addressed some security issues and fixed %2$s bugs.' );
+_n_noop(
+	'<strong>Version %1$s</strong> addressed some security issues and fixed %2$s bug.',
+	'<strong>Version %1$s</strong> addressed some security issues and fixed %2$s bugs.'
+);
 
 /* translators: %s: Codex URL */
 __( 'For more information, see <a href="%s">the release notes</a>.' );