diff --git a/Gemfile b/Gemfile
index 1cf1ee379..70295bc8d 100644
--- a/Gemfile
+++ b/Gemfile
@@ -113,7 +113,7 @@ group :production, :test do
 end
 
 group :test do
-  gem 'capybara', '~> 3.27'
+  gem 'capybara', '~> 3.28'
   gem 'climate_control', '~> 0.2'
   gem 'faker', '~> 1.9'
   gem 'microformats', '~> 4.1'
@@ -133,7 +133,7 @@ group :development do
   gem 'letter_opener', '~> 1.7'
   gem 'letter_opener_web', '~> 1.3'
   gem 'memory_profiler'
-  gem 'rubocop', '~> 0.73', require: false
+  gem 'rubocop', '~> 0.74', require: false
   gem 'rubocop-rails', '~> 2.2', require: false
   gem 'brakeman', '~> 4.6', require: false
   gem 'bundler-audit', '~> 0.6', require: false
diff --git a/Gemfile.lock b/Gemfile.lock
index 4faca35e9..5a096ba06 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -150,7 +150,7 @@ GEM
       sshkit (~> 1.3)
     capistrano-yarn (2.0.2)
       capistrano (~> 3.0)
-    capybara (3.27.0)
+    capybara (3.28.0)
       addressable
       mini_mime (>= 0.1.3)
       nokogiri (~> 1.8)
@@ -209,9 +209,9 @@ GEM
       unf (>= 0.0.5, < 1.0.0)
     doorkeeper (5.1.0)
       railties (>= 5)
-    dotenv (2.7.4)
-    dotenv-rails (2.7.4)
-      dotenv (= 2.7.4)
+    dotenv (2.7.5)
+    dotenv-rails (2.7.5)
+      dotenv (= 2.7.5)
       railties (>= 3.2, < 6.1)
     elasticsearch (6.0.2)
       elasticsearch-api (= 6.0.2)
@@ -274,7 +274,7 @@ GEM
       railties (>= 4.0.1)
     hamster (3.0.0)
       concurrent-ruby (~> 1.0)
-    hashdiff (0.4.0)
+    hashdiff (1.0.0)
     hashie (3.6.0)
     heapy (0.1.4)
     highline (2.0.1)
@@ -478,7 +478,7 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.0.4)
+    rails-html-sanitizer (1.1.0)
       loofah (~> 2.2, >= 2.2.2)
     rails-i18n (5.1.3)
       i18n (>= 0.7, < 2)
@@ -492,7 +492,7 @@ GEM
       rake (>= 0.8.7)
       thor (>= 0.19.0, < 2.0)
     rainbow (3.0.0)
-    rake (12.3.2)
+    rake (12.3.3)
     rdf (3.0.12)
       hamster (~> 3.0)
       link_header (~> 0.0, >= 0.0.8)
@@ -548,7 +548,7 @@ GEM
       rspec-core (~> 3.0, >= 3.0.0)
       sidekiq (>= 2.4.0)
     rspec-support (3.8.0)
-    rubocop (0.73.0)
+    rubocop (0.74.0)
       jaro_winkler (~> 1.5.1)
       parallel (~> 1.10)
       parser (>= 2.6)
@@ -645,7 +645,7 @@ GEM
     uniform_notifier (1.12.1)
     warden (1.2.8)
       rack (>= 2.0.6)
-    webmock (3.6.0)
+    webmock (3.6.2)
       addressable (>= 2.3.6)
       crack (>= 0.3.2)
       hashdiff (>= 0.4.0, < 2.0.0)
@@ -684,7 +684,7 @@ DEPENDENCIES
   capistrano-rails (~> 1.4)
   capistrano-rbenv (~> 2.1)
   capistrano-yarn (~> 2.0)
-  capybara (~> 3.27)
+  capybara (~> 3.28)
   charlock_holmes (~> 0.7.6)
   chewy (~> 5.0)
   cld3 (~> 3.2.4)
@@ -766,7 +766,7 @@ DEPENDENCIES
   rqrcode (~> 0.10)
   rspec-rails (~> 3.8)
   rspec-sidekiq (~> 3.0)
-  rubocop (~> 0.73)
+  rubocop (~> 0.74)
   rubocop-rails (~> 2.2)
   sanitize (~> 5.0)
   sidekiq (~> 5.2)
diff --git a/app/controllers/well_known/webfinger_controller.rb b/app/controllers/well_known/webfinger_controller.rb
index 53f7f1e27..50bace217 100644
--- a/app/controllers/well_known/webfinger_controller.rb
+++ b/app/controllers/well_known/webfinger_controller.rb
@@ -9,17 +9,8 @@ module WellKnown
     def show
       @account = Account.find_local!(username_from_resource)
 
-      respond_to do |format|
-        format.any(:json, :html) do
-          render json: @account, serializer: WebfingerSerializer, content_type: 'application/jrd+json'
-        end
-
-        format.xml do
-          render content_type: 'application/xrd+xml'
-        end
-      end
-
       expires_in 3.days, public: true
+      render json: @account, serializer: WebfingerSerializer, content_type: 'application/jrd+json'
     rescue ActiveRecord::RecordNotFound
       head 404
     end
diff --git a/app/javascript/mastodon/components/column.js b/app/javascript/mastodon/components/column.js
index d45387463..55e3bfd5e 100644
--- a/app/javascript/mastodon/components/column.js
+++ b/app/javascript/mastodon/components/column.js
@@ -8,10 +8,11 @@ export default class Column extends React.PureComponent {
   static propTypes = {
     children: PropTypes.node,
     label: PropTypes.string,
+    bindToDocument: PropTypes.bool,
   };
 
   scrollTop () {
-    const scrollable = this.node.querySelector('.scrollable');
+    const scrollable = this.props.bindToDocument ? document.scrollingElement : this.node.querySelector('.scrollable');
 
     if (!scrollable) {
       return;
@@ -33,11 +34,19 @@ export default class Column extends React.PureComponent {
   }
 
   componentDidMount () {
-    this.node.addEventListener('wheel', this.handleWheel,  detectPassiveEvents.hasSupport ? { passive: true } : false);
+    if (this.props.bindToDocument) {
+      document.addEventListener('wheel', this.handleWheel,  detectPassiveEvents.hasSupport ? { passive: true } : false);
+    } else {
+      this.node.addEventListener('wheel', this.handleWheel,  detectPassiveEvents.hasSupport ? { passive: true } : false);
+    }
   }
 
   componentWillUnmount () {
-    this.node.removeEventListener('wheel', this.handleWheel);
+    if (this.props.bindToDocument) {
+      document.removeEventListener('wheel', this.handleWheel);
+    } else {
+      this.node.removeEventListener('wheel', this.handleWheel);
+    }
   }
 
   render () {
diff --git a/app/javascript/mastodon/components/column_back_button.js b/app/javascript/mastodon/components/column_back_button.js
index f41045787..cc0e5c07c 100644
--- a/app/javascript/mastodon/components/column_back_button.js
+++ b/app/javascript/mastodon/components/column_back_button.js
@@ -2,6 +2,7 @@ import React from 'react';
 import { FormattedMessage } from 'react-intl';
 import PropTypes from 'prop-types';
 import Icon from 'mastodon/components/icon';
+import { createPortal } from 'react-dom';
 
 export default class ColumnBackButton extends React.PureComponent {
 
@@ -9,6 +10,10 @@ export default class ColumnBackButton extends React.PureComponent {
     router: PropTypes.object,
   };
 
+  static propTypes = {
+    multiColumn: PropTypes.bool,
+  };
+
   handleClick = () => {
     if (window.history && window.history.length === 1) {
       this.context.router.history.push('/');
@@ -18,12 +23,20 @@ export default class ColumnBackButton extends React.PureComponent {
   }
 
   render () {
-    return (
+    const { multiColumn } = this.props;
+
+    const component = (
       <button onClick={this.handleClick} className='column-back-button'>
         <Icon id='chevron-left' className='column-back-button__icon' fixedWidth />
         <FormattedMessage id='column_back_button.label' defaultMessage='Back' />
       </button>
     );
+
+    if (multiColumn) {
+      return component;
+    } else {
+      return createPortal(component, document.getElementById('tabs-bar__portal'));
+    }
   }
 
 }
diff --git a/app/javascript/mastodon/components/column_header.js b/app/javascript/mastodon/components/column_header.js
index f33c689e7..89c5fe723 100644
--- a/app/javascript/mastodon/components/column_header.js
+++ b/app/javascript/mastodon/components/column_header.js
@@ -1,5 +1,6 @@
 import React from 'react';
 import PropTypes from 'prop-types';
+import { createPortal } from 'react-dom';
 import classNames from 'classnames';
 import { FormattedMessage, injectIntl, defineMessages } from 'react-intl';
 import Icon from 'mastodon/components/icon';
@@ -28,6 +29,7 @@ class ColumnHeader extends React.PureComponent {
     showBackButton: PropTypes.bool,
     children: PropTypes.node,
     pinned: PropTypes.bool,
+    placeholder: PropTypes.bool,
     onPin: PropTypes.func,
     onMove: PropTypes.func,
     onClick: PropTypes.func,
@@ -79,7 +81,7 @@ class ColumnHeader extends React.PureComponent {
   }
 
   render () {
-    const { title, icon, active, children, pinned, multiColumn, extraButton, showBackButton, intl: { formatMessage } } = this.props;
+    const { title, icon, active, children, pinned, multiColumn, extraButton, showBackButton, intl: { formatMessage }, placeholder } = this.props;
     const { collapsed, animating } = this.state;
 
     const wrapperClassName = classNames('column-header__wrapper', {
@@ -146,7 +148,7 @@ class ColumnHeader extends React.PureComponent {
 
     const hasTitle = icon && title;
 
-    return (
+    const component = (
       <div className={wrapperClassName}>
         <h1 className={buttonClassName}>
           {hasTitle && (
@@ -172,6 +174,12 @@ class ColumnHeader extends React.PureComponent {
         </div>
       </div>
     );
+
+    if (multiColumn || placeholder) {
+      return component;
+    } else {
+      return createPortal(component, document.getElementById('tabs-bar__portal'));
+    }
   }
 
 }
diff --git a/app/javascript/mastodon/features/account_gallery/index.js b/app/javascript/mastodon/features/account_gallery/index.js
index 5d6a53e18..f1a665d8f 100644
--- a/app/javascript/mastodon/features/account_gallery/index.js
+++ b/app/javascript/mastodon/features/account_gallery/index.js
@@ -56,6 +56,7 @@ class AccountGallery extends ImmutablePureComponent {
     isLoading: PropTypes.bool,
     hasMore: PropTypes.bool,
     isAccount: PropTypes.bool,
+    multiColumn: PropTypes.bool,
   };
 
   state = {
@@ -116,7 +117,7 @@ class AccountGallery extends ImmutablePureComponent {
   }
 
   render () {
-    const { attachments, shouldUpdateScroll, isLoading, hasMore, isAccount } = this.props;
+    const { attachments, shouldUpdateScroll, isLoading, hasMore, isAccount, multiColumn } = this.props;
     const { width } = this.state;
 
     if (!isAccount) {
@@ -143,7 +144,7 @@ class AccountGallery extends ImmutablePureComponent {
 
     return (
       <Column>
-        <ColumnBackButton />
+        <ColumnBackButton multiColumn={multiColumn} />
 
         <ScrollContainer scrollKey='account_gallery' shouldUpdateScroll={shouldUpdateScroll}>
           <div className='scrollable scrollable--flex' onScroll={this.handleScroll}>
diff --git a/app/javascript/mastodon/features/account_timeline/index.js b/app/javascript/mastodon/features/account_timeline/index.js
index 9914b7e65..69bab1e86 100644
--- a/app/javascript/mastodon/features/account_timeline/index.js
+++ b/app/javascript/mastodon/features/account_timeline/index.js
@@ -100,7 +100,7 @@ class AccountTimeline extends ImmutablePureComponent {
 
     return (
       <Column>
-        <ColumnBackButton />
+        <ColumnBackButton multiColumn={multiColumn} />
 
         <StatusList
           prepend={<HeaderContainer accountId={this.props.params.accountId} />}
diff --git a/app/javascript/mastodon/features/blocks/index.js b/app/javascript/mastodon/features/blocks/index.js
index 8fb0f051b..051431ed2 100644
--- a/app/javascript/mastodon/features/blocks/index.js
+++ b/app/javascript/mastodon/features/blocks/index.js
@@ -57,7 +57,7 @@ class Blocks extends ImmutablePureComponent {
     const emptyMessage = <FormattedMessage id='empty_column.blocks' defaultMessage="You haven't blocked any users yet." />;
 
     return (
-      <Column icon='ban' heading={intl.formatMessage(messages.heading)}>
+      <Column bindToDocument={!multiColumn} icon='ban' heading={intl.formatMessage(messages.heading)}>
         <ColumnBackButtonSlim />
         <ScrollableList
           scrollKey='blocks'
diff --git a/app/javascript/mastodon/features/community_timeline/index.js b/app/javascript/mastodon/features/community_timeline/index.js
index 2f6999f61..f95fa4970 100644
--- a/app/javascript/mastodon/features/community_timeline/index.js
+++ b/app/javascript/mastodon/features/community_timeline/index.js
@@ -105,7 +105,7 @@ class CommunityTimeline extends React.PureComponent {
     const pinned = !!columnId;
 
     return (
-      <Column ref={this.setRef} label={intl.formatMessage(messages.title)}>
+      <Column bindToDocument={!multiColumn} ref={this.setRef} label={intl.formatMessage(messages.title)}>
         <ColumnHeader
           icon='users'
           active={hasUnread}
diff --git a/app/javascript/mastodon/features/compose/components/text_icon_button.js b/app/javascript/mastodon/features/compose/components/text_icon_button.js
index 9c8ffab1f..f0b133538 100644
--- a/app/javascript/mastodon/features/compose/components/text_icon_button.js
+++ b/app/javascript/mastodon/features/compose/components/text_icon_button.js
@@ -1,6 +1,12 @@
 import React from 'react';
 import PropTypes from 'prop-types';
 
+const iconStyle = {
+  height: null,
+  lineHeight: '27px',
+  width: `${18 * 1.28571429}px`,
+};
+
 export default class TextIconButton extends React.PureComponent {
 
   static propTypes = {
@@ -20,7 +26,14 @@ export default class TextIconButton extends React.PureComponent {
     const { label, title, active, ariaControls } = this.props;
 
     return (
-      <button title={title} aria-label={title} className={`text-icon-button ${active ? 'active' : ''}`} aria-expanded={active} onClick={this.handleClick} aria-controls={ariaControls}>
+      <button
+        title={title}
+        aria-label={title}
+        className={`text-icon-button ${active ? 'active' : ''}`}
+        aria-expanded={active}
+        onClick={this.handleClick}
+        aria-controls={ariaControls} style={iconStyle}
+      >
         {label}
       </button>
     );
diff --git a/app/javascript/mastodon/features/direct_timeline/index.js b/app/javascript/mastodon/features/direct_timeline/index.js
index d202f3bfd..5ce795760 100644
--- a/app/javascript/mastodon/features/direct_timeline/index.js
+++ b/app/javascript/mastodon/features/direct_timeline/index.js
@@ -75,7 +75,7 @@ class DirectTimeline extends React.PureComponent {
     const pinned = !!columnId;
 
     return (
-      <Column ref={this.setRef} label={intl.formatMessage(messages.title)}>
+      <Column bindToDocument={!multiColumn} ref={this.setRef} label={intl.formatMessage(messages.title)}>
         <ColumnHeader
           icon='envelope'
           active={hasUnread}
diff --git a/app/javascript/mastodon/features/domain_blocks/index.js b/app/javascript/mastodon/features/domain_blocks/index.js
index 16e200b31..482245c86 100644
--- a/app/javascript/mastodon/features/domain_blocks/index.js
+++ b/app/javascript/mastodon/features/domain_blocks/index.js
@@ -58,7 +58,7 @@ class Blocks extends ImmutablePureComponent {
     const emptyMessage = <FormattedMessage id='empty_column.domain_blocks' defaultMessage='There are no hidden domains yet.' />;
 
     return (
-      <Column icon='minus-circle' heading={intl.formatMessage(messages.heading)}>
+      <Column bindToDocument={!multiColumn} icon='minus-circle' heading={intl.formatMessage(messages.heading)}>
         <ColumnBackButtonSlim />
         <ScrollableList
           scrollKey='domain_blocks'
diff --git a/app/javascript/mastodon/features/favourited_statuses/index.js b/app/javascript/mastodon/features/favourited_statuses/index.js
index 8c7b23869..db8a3f815 100644
--- a/app/javascript/mastodon/features/favourited_statuses/index.js
+++ b/app/javascript/mastodon/features/favourited_statuses/index.js
@@ -74,7 +74,7 @@ class Favourites extends ImmutablePureComponent {
     const emptyMessage = <FormattedMessage id='empty_column.favourited_statuses' defaultMessage="You don't have any favourite toots yet. When you favourite one, it will show up here." />;
 
     return (
-      <Column ref={this.setRef} label={intl.formatMessage(messages.heading)}>
+      <Column bindToDocument={!multiColumn} ref={this.setRef} label={intl.formatMessage(messages.heading)}>
         <ColumnHeader
           icon='star'
           title={intl.formatMessage(messages.heading)}
diff --git a/app/javascript/mastodon/features/favourites/index.js b/app/javascript/mastodon/features/favourites/index.js
index 464f7aeb0..62d3c2f06 100644
--- a/app/javascript/mastodon/features/favourites/index.js
+++ b/app/javascript/mastodon/features/favourites/index.js
@@ -51,7 +51,7 @@ class Favourites extends ImmutablePureComponent {
 
     return (
       <Column>
-        <ColumnBackButton />
+        <ColumnBackButton multiColumn={multiColumn} />
 
         <ScrollableList
           scrollKey='favourites'
diff --git a/app/javascript/mastodon/features/follow_requests/index.js b/app/javascript/mastodon/features/follow_requests/index.js
index 570cf57c8..57ef44145 100644
--- a/app/javascript/mastodon/features/follow_requests/index.js
+++ b/app/javascript/mastodon/features/follow_requests/index.js
@@ -57,7 +57,7 @@ class FollowRequests extends ImmutablePureComponent {
     const emptyMessage = <FormattedMessage id='empty_column.follow_requests' defaultMessage="You don't have any follow requests yet. When you receive one, it will show up here." />;
 
     return (
-      <Column icon='user-plus' heading={intl.formatMessage(messages.heading)}>
+      <Column bindToDocument={!multiColumn} icon='user-plus' heading={intl.formatMessage(messages.heading)}>
         <ColumnBackButtonSlim />
         <ScrollableList
           scrollKey='follow_requests'
diff --git a/app/javascript/mastodon/features/followers/index.js b/app/javascript/mastodon/features/followers/index.js
index dce05bdc6..3913bf8d0 100644
--- a/app/javascript/mastodon/features/followers/index.js
+++ b/app/javascript/mastodon/features/followers/index.js
@@ -78,7 +78,7 @@ class Followers extends ImmutablePureComponent {
 
     return (
       <Column>
-        <ColumnBackButton />
+        <ColumnBackButton multiColumn={multiColumn} />
 
         <ScrollableList
           scrollKey='followers'
diff --git a/app/javascript/mastodon/features/following/index.js b/app/javascript/mastodon/features/following/index.js
index d9f2ef079..8e126f4c3 100644
--- a/app/javascript/mastodon/features/following/index.js
+++ b/app/javascript/mastodon/features/following/index.js
@@ -78,7 +78,7 @@ class Following extends ImmutablePureComponent {
 
     return (
       <Column>
-        <ColumnBackButton />
+        <ColumnBackButton multiColumn={multiColumn} />
 
         <ScrollableList
           scrollKey='following'
diff --git a/app/javascript/mastodon/features/getting_started/index.js b/app/javascript/mastodon/features/getting_started/index.js
index fc7840ec1..791f22d47 100644
--- a/app/javascript/mastodon/features/getting_started/index.js
+++ b/app/javascript/mastodon/features/getting_started/index.js
@@ -148,7 +148,7 @@ class GettingStarted extends ImmutablePureComponent {
     }
 
     return (
-      <Column label={intl.formatMessage(messages.menu)}>
+      <Column bindToDocument={!multiColumn} label={intl.formatMessage(messages.menu)}>
         {multiColumn && <div className='column-header__wrapper'>
           <h1 className='column-header'>
             <button>
diff --git a/app/javascript/mastodon/features/hashtag_timeline/index.js b/app/javascript/mastodon/features/hashtag_timeline/index.js
index c50f6a79a..28200e6c2 100644
--- a/app/javascript/mastodon/features/hashtag_timeline/index.js
+++ b/app/javascript/mastodon/features/hashtag_timeline/index.js
@@ -135,7 +135,7 @@ class HashtagTimeline extends React.PureComponent {
     const pinned = !!columnId;
 
     return (
-      <Column ref={this.setRef} label={`#${id}`}>
+      <Column bindToDocument={!multiColumn} ref={this.setRef} label={`#${id}`}>
         <ColumnHeader
           icon='hashtag'
           active={hasUnread}
diff --git a/app/javascript/mastodon/features/home_timeline/index.js b/app/javascript/mastodon/features/home_timeline/index.js
index bf8ff117b..1cafb88ed 100644
--- a/app/javascript/mastodon/features/home_timeline/index.js
+++ b/app/javascript/mastodon/features/home_timeline/index.js
@@ -98,7 +98,7 @@ class HomeTimeline extends React.PureComponent {
     const pinned = !!columnId;
 
     return (
-      <Column ref={this.setRef} label={intl.formatMessage(messages.title)}>
+      <Column bindToDocument={!multiColumn} ref={this.setRef} label={intl.formatMessage(messages.title)}>
         <ColumnHeader
           icon='home'
           active={hasUnread}
diff --git a/app/javascript/mastodon/features/keyboard_shortcuts/index.js b/app/javascript/mastodon/features/keyboard_shortcuts/index.js
index 01b45652c..90dc87cbb 100644
--- a/app/javascript/mastodon/features/keyboard_shortcuts/index.js
+++ b/app/javascript/mastodon/features/keyboard_shortcuts/index.js
@@ -18,10 +18,10 @@ class KeyboardShortcuts extends ImmutablePureComponent {
   };
 
   render () {
-    const { intl } = this.props;
+    const { intl, multiColumn } = this.props;
 
     return (
-      <Column icon='question' heading={intl.formatMessage(messages.heading)}>
+      <Column bindToDocument={!multiColumn} icon='question' heading={intl.formatMessage(messages.heading)}>
         <ColumnBackButtonSlim />
         <div className='keyboard-shortcuts scrollable optionally-scrollable'>
           <table>
diff --git a/app/javascript/mastodon/features/list_editor/components/edit_list_form.js b/app/javascript/mastodon/features/list_editor/components/edit_list_form.js
index 3dc59c12e..3ccab12a8 100644
--- a/app/javascript/mastodon/features/list_editor/components/edit_list_form.js
+++ b/app/javascript/mastodon/features/list_editor/components/edit_list_form.js
@@ -11,7 +11,7 @@ const messages = defineMessages({
 
 const mapStateToProps = state => ({
   value: state.getIn(['listEditor', 'title']),
-  disabled: !state.getIn(['listEditor', 'isChanged']),
+  disabled: !state.getIn(['listEditor', 'isChanged']) || !state.getIn(['listEditor', 'title']),
 });
 
 const mapDispatchToProps = dispatch => ({
diff --git a/app/javascript/mastodon/features/list_timeline/index.js b/app/javascript/mastodon/features/list_timeline/index.js
index 844c93db1..f3205b2bf 100644
--- a/app/javascript/mastodon/features/list_timeline/index.js
+++ b/app/javascript/mastodon/features/list_timeline/index.js
@@ -148,14 +148,14 @@ class ListTimeline extends React.PureComponent {
     } else if (list === false) {
       return (
         <Column>
-          <ColumnBackButton />
+          <ColumnBackButton multiColumn={multiColumn} />
           <MissingIndicator />
         </Column>
       );
     }
 
     return (
-      <Column ref={this.setRef} label={title}>
+      <Column bindToDocument={!multiColumn} ref={this.setRef} label={title}>
         <ColumnHeader
           icon='list-ul'
           active={hasUnread}
diff --git a/app/javascript/mastodon/features/lists/components/new_list_form.js b/app/javascript/mastodon/features/lists/components/new_list_form.js
index 739246640..7faf50be8 100644
--- a/app/javascript/mastodon/features/lists/components/new_list_form.js
+++ b/app/javascript/mastodon/features/lists/components/new_list_form.js
@@ -66,7 +66,7 @@ class NewListForm extends React.PureComponent {
         </label>
 
         <IconButton
-          disabled={disabled}
+          disabled={disabled || !value}
           icon='plus'
           title={title}
           onClick={this.handleClick}
diff --git a/app/javascript/mastodon/features/lists/index.js b/app/javascript/mastodon/features/lists/index.js
index a06e0b934..7f7f5009c 100644
--- a/app/javascript/mastodon/features/lists/index.js
+++ b/app/javascript/mastodon/features/lists/index.js
@@ -61,7 +61,7 @@ class Lists extends ImmutablePureComponent {
     const emptyMessage = <FormattedMessage id='empty_column.lists' defaultMessage="You don't have any lists yet. When you create one, it will show up here." />;
 
     return (
-      <Column icon='list-ul' heading={intl.formatMessage(messages.heading)}>
+      <Column bindToDocument={!multiColumn} icon='list-ul' heading={intl.formatMessage(messages.heading)}>
         <ColumnBackButtonSlim />
 
         <NewListForm />
diff --git a/app/javascript/mastodon/features/mutes/index.js b/app/javascript/mastodon/features/mutes/index.js
index 57d8b9915..91dd268c1 100644
--- a/app/javascript/mastodon/features/mutes/index.js
+++ b/app/javascript/mastodon/features/mutes/index.js
@@ -57,7 +57,7 @@ class Mutes extends ImmutablePureComponent {
     const emptyMessage = <FormattedMessage id='empty_column.mutes' defaultMessage="You haven't muted any users yet." />;
 
     return (
-      <Column icon='volume-off' heading={intl.formatMessage(messages.heading)}>
+      <Column bindToDocument={!multiColumn} icon='volume-off' heading={intl.formatMessage(messages.heading)}>
         <ColumnBackButtonSlim />
         <ScrollableList
           scrollKey='mutes'
diff --git a/app/javascript/mastodon/features/notifications/index.js b/app/javascript/mastodon/features/notifications/index.js
index e708c4fcf..f2b239afe 100644
--- a/app/javascript/mastodon/features/notifications/index.js
+++ b/app/javascript/mastodon/features/notifications/index.js
@@ -198,7 +198,7 @@ class Notifications extends React.PureComponent {
     );
 
     return (
-      <Column ref={this.setColumnRef} label={intl.formatMessage(messages.title)}>
+      <Column bindToDocument={!multiColumn} ref={this.setColumnRef} label={intl.formatMessage(messages.title)}>
         <ColumnHeader
           icon='bell'
           active={isUnread}
diff --git a/app/javascript/mastodon/features/pinned_statuses/index.js b/app/javascript/mastodon/features/pinned_statuses/index.js
index 64ebfc7ae..ad5c9cafc 100644
--- a/app/javascript/mastodon/features/pinned_statuses/index.js
+++ b/app/javascript/mastodon/features/pinned_statuses/index.js
@@ -47,7 +47,7 @@ class PinnedStatuses extends ImmutablePureComponent {
     const { intl, shouldUpdateScroll, statusIds, hasMore, multiColumn } = this.props;
 
     return (
-      <Column icon='thumb-tack' heading={intl.formatMessage(messages.heading)} ref={this.setRef}>
+      <Column bindToDocument={!multiColumn} icon='thumb-tack' heading={intl.formatMessage(messages.heading)} ref={this.setRef}>
         <ColumnBackButtonSlim />
         <StatusList
           statusIds={statusIds}
diff --git a/app/javascript/mastodon/features/public_timeline/index.js b/app/javascript/mastodon/features/public_timeline/index.js
index 1edb303b8..e7825e236 100644
--- a/app/javascript/mastodon/features/public_timeline/index.js
+++ b/app/javascript/mastodon/features/public_timeline/index.js
@@ -105,7 +105,7 @@ class PublicTimeline extends React.PureComponent {
     const pinned = !!columnId;
 
     return (
-      <Column ref={this.setRef} label={intl.formatMessage(messages.title)}>
+      <Column bindToDocument={!multiColumn} ref={this.setRef} label={intl.formatMessage(messages.title)}>
         <ColumnHeader
           icon='globe'
           active={hasUnread}
diff --git a/app/javascript/mastodon/features/reblogs/index.js b/app/javascript/mastodon/features/reblogs/index.js
index 26f93ad1b..229f626b3 100644
--- a/app/javascript/mastodon/features/reblogs/index.js
+++ b/app/javascript/mastodon/features/reblogs/index.js
@@ -51,7 +51,7 @@ class Reblogs extends ImmutablePureComponent {
 
     return (
       <Column>
-        <ColumnBackButton />
+        <ColumnBackButton multiColumn={multiColumn} />
 
         <ScrollableList
           scrollKey='reblogs'
diff --git a/app/javascript/mastodon/features/status/index.js b/app/javascript/mastodon/features/status/index.js
index 0422111ae..ad4f75820 100644
--- a/app/javascript/mastodon/features/status/index.js
+++ b/app/javascript/mastodon/features/status/index.js
@@ -146,6 +146,7 @@ class Status extends ImmutablePureComponent {
     descendantsIds: ImmutablePropTypes.list,
     intl: PropTypes.object.isRequired,
     askReplyConfirmation: PropTypes.bool,
+    multiColumn: PropTypes.bool,
     domain: PropTypes.string.isRequired,
   };
 
@@ -437,13 +438,13 @@ class Status extends ImmutablePureComponent {
 
   render () {
     let ancestors, descendants;
-    const { shouldUpdateScroll, status, ancestorsIds, descendantsIds, intl, domain } = this.props;
+    const { shouldUpdateScroll, status, ancestorsIds, descendantsIds, intl, domain, multiColumn } = this.props;
     const { fullscreen } = this.state;
 
     if (status === null) {
       return (
         <Column>
-          <ColumnBackButton />
+          <ColumnBackButton multiColumn={multiColumn} />
           <MissingIndicator />
         </Column>
       );
@@ -470,9 +471,10 @@ class Status extends ImmutablePureComponent {
     };
 
     return (
-      <Column label={intl.formatMessage(messages.detailedStatus)}>
+      <Column bindToDocument={!multiColumn} label={intl.formatMessage(messages.detailedStatus)}>
         <ColumnHeader
           showBackButton
+          multiColumn={multiColumn}
           extraButton={(
             <button className='column-header__button' title={intl.formatMessage(status.get('hidden') ? messages.revealAll : messages.hideAll)} aria-label={intl.formatMessage(status.get('hidden') ? messages.revealAll : messages.hideAll)} onClick={this.handleToggleAll} aria-pressed={status.get('hidden') ? 'false' : 'true'}><Icon id={status.get('hidden') ? 'eye-slash' : 'eye'} /></button>
           )}
diff --git a/app/javascript/mastodon/features/ui/components/column_loading.js b/app/javascript/mastodon/features/ui/components/column_loading.js
index 9503a7a1a..0cdfd05d8 100644
--- a/app/javascript/mastodon/features/ui/components/column_loading.js
+++ b/app/javascript/mastodon/features/ui/components/column_loading.js
@@ -21,7 +21,7 @@ export default class ColumnLoading extends ImmutablePureComponent {
     let { title, icon } = this.props;
     return (
       <Column>
-        <ColumnHeader icon={icon} title={title} multiColumn={false} focusable={false} />
+        <ColumnHeader icon={icon} title={title} multiColumn={false} focusable={false} placeholder />
         <div className='scrollable' />
       </Column>
     );
diff --git a/app/javascript/mastodon/features/ui/components/tabs_bar.js b/app/javascript/mastodon/features/ui/components/tabs_bar.js
index 29583d3d7..1911da8ba 100644
--- a/app/javascript/mastodon/features/ui/components/tabs_bar.js
+++ b/app/javascript/mastodon/features/ui/components/tabs_bar.js
@@ -73,9 +73,13 @@ class TabsBar extends React.PureComponent {
     const { intl: { formatMessage } } = this.props;
 
     return (
-      <nav className='tabs-bar' ref={this.setRef}>
-        {links.map(link => React.cloneElement(link, { key: link.props.to, onClick: this.handleClick, 'aria-label': formatMessage({ id: link.props['data-preview-title-id'] }) }))}
-      </nav>
+      <div className='tabs-bar__wrapper'>
+        <nav className='tabs-bar' ref={this.setRef}>
+          {links.map(link => React.cloneElement(link, { key: link.props.to, onClick: this.handleClick, 'aria-label': formatMessage({ id: link.props['data-preview-title-id'] }) }))}
+        </nav>
+
+        <div id='tabs-bar__portal' />
+      </div>
     );
   }
 
diff --git a/app/javascript/mastodon/reducers/compose.js b/app/javascript/mastodon/reducers/compose.js
index e683a9c1a..7b0cdd5a5 100644
--- a/app/javascript/mastodon/reducers/compose.js
+++ b/app/javascript/mastodon/reducers/compose.js
@@ -153,9 +153,9 @@ const sortHashtagsByUse = (state, tags) => {
     if (usedA === usedB) {
       return 0;
     } else if (usedA && !usedB) {
-      return 1;
-    } else {
       return -1;
+    } else {
+      return 1;
     }
   });
 };
diff --git a/app/javascript/styles/mastodon/basics.scss b/app/javascript/styles/mastodon/basics.scss
index 7df76bdff..7b983efab 100644
--- a/app/javascript/styles/mastodon/basics.scss
+++ b/app/javascript/styles/mastodon/basics.scss
@@ -39,7 +39,7 @@ body {
 
     &.layout-single-column {
       height: auto;
-      min-height: 100%;
+      min-height: 100vh;
       overflow-y: scroll;
     }
 
diff --git a/app/javascript/styles/mastodon/components.scss b/app/javascript/styles/mastodon/components.scss
index 1853cd2e5..97ef06efe 100644
--- a/app/javascript/styles/mastodon/components.scss
+++ b/app/javascript/styles/mastodon/components.scss
@@ -129,19 +129,28 @@
   padding: 0;
   color: $action-button-color;
   border: 0;
+  border-radius: 4px;
   background: transparent;
   cursor: pointer;
-  transition: color 100ms ease-in;
+  transition: all 100ms ease-in;
+  transition-property: background-color, color;
 
   &:hover,
   &:active,
   &:focus {
     color: lighten($action-button-color, 7%);
-    transition: color 200ms ease-out;
+    background-color: rgba($action-button-color, 0.15);
+    transition: all 200ms ease-out;
+    transition-property: background-color, color;
+  }
+
+  &:focus {
+    background-color: rgba($action-button-color, 0.3);
   }
 
   &.disabled {
     color: darken($action-button-color, 13%);
+    background-color: transparent;
     cursor: default;
   }
 
@@ -166,10 +175,16 @@
     &:active,
     &:focus {
       color: darken($lighter-text-color, 7%);
+      background-color: rgba($lighter-text-color, 0.15);
+    }
+
+    &:focus {
+      background-color: rgba($lighter-text-color, 0.3);
     }
 
     &.disabled {
       color: lighten($lighter-text-color, 7%);
+      background-color: transparent;
     }
 
     &.active {
@@ -197,6 +212,7 @@
 .text-icon-button {
   color: $lighter-text-color;
   border: 0;
+  border-radius: 4px;
   background: transparent;
   cursor: pointer;
   font-weight: 600;
@@ -204,17 +220,25 @@
   padding: 0 3px;
   line-height: 27px;
   outline: 0;
-  transition: color 100ms ease-in;
+  transition: all 100ms ease-in;
+  transition-property: background-color, color;
 
   &:hover,
   &:active,
   &:focus {
     color: darken($lighter-text-color, 7%);
-    transition: color 200ms ease-out;
+    background-color: rgba($lighter-text-color, 0.15);
+    transition: all 200ms ease-out;
+    transition-property: background-color, color;
+  }
+
+  &:focus {
+    background-color: rgba($lighter-text-color, 0.3);
   }
 
   &.disabled {
     color: lighten($lighter-text-color, 20%);
+    background-color: transparent;
     cursor: default;
   }
 
@@ -604,7 +628,8 @@
       }
     }
 
-    .icon-button {
+    .icon-button,
+    .text-icon-button {
       box-sizing: content-box;
       padding: 0 3px;
     }
@@ -731,7 +756,7 @@
     white-space: pre-wrap;
 
     &:last-child {
-      margin-bottom: 2px;
+      margin-bottom: 0;
     }
   }
 
@@ -1852,6 +1877,26 @@ a.account__display-name {
   }
 }
 
+.tabs-bar__wrapper {
+  background: darken($ui-base-color, 8%);
+  position: sticky;
+  top: 0;
+  z-index: 2;
+  padding-top: 0;
+
+  @media screen and (min-width: $no-gap-breakpoint) {
+    padding-top: 10px;
+  }
+
+  .tabs-bar {
+    margin-bottom: 0;
+
+    @media screen and (min-width: $no-gap-breakpoint) {
+      margin-bottom: 10px;
+    }
+  }
+}
+
 .react-swipeable-view-container {
   &,
   .columns-area,
@@ -1949,9 +1994,6 @@ a.account__display-name {
   background: lighten($ui-base-color, 8%);
   flex: 0 0 auto;
   overflow-y: auto;
-  position: sticky;
-  top: 0;
-  z-index: 3;
 }
 
 .tabs-bar__link {
@@ -2014,6 +2056,14 @@ a.account__display-name {
     padding: 0;
   }
 
+  //.column {
+  //  margin-top: 0;
+
+  //  @media screen and (min-width: $no-gap-breakpoint) {
+  //    margin-top: 10px;
+  //  }
+  //}
+
   .autosuggest-textarea__textarea {
     font-size: 16px;
   }
@@ -2039,6 +2089,7 @@ a.account__display-name {
 
   @media screen and (min-width: $no-gap-breakpoint) {
     padding: 10px 0;
+    padding-top: 0;
   }
 
   @media screen and (min-width: 630px) {
@@ -2153,13 +2204,11 @@ a.account__display-name {
 
 @media screen and (min-width: $no-gap-breakpoint) {
   .tabs-bar {
-    margin: 10px auto;
-    margin-bottom: 0;
     width: 100%;
   }
 
   .react-swipeable-view-container .columns-area--mobile {
-    height: calc(100% - 20px) !important;
+    height: calc(100% - 10px) !important;
   }
 
   .getting-started__wrapper,
@@ -2387,6 +2436,8 @@ a.account__display-name {
 }
 
 .column-back-button {
+  box-sizing: border-box;
+  width: 100%;
   background: lighten($ui-base-color, 4%);
   color: $highlight-text-color;
   cursor: pointer;
diff --git a/app/lib/feed_manager.rb b/app/lib/feed_manager.rb
index 59767cdfe..224d90660 100644
--- a/app/lib/feed_manager.rb
+++ b/app/lib/feed_manager.rb
@@ -37,7 +37,7 @@ class FeedManager
   end
 
   def unpush_from_home(account, status)
-    return false unless remove_from_feed(:home, account.id, status)
+    return false unless remove_from_feed(:home, account.id, status, account.user&.aggregates_reblogs?)
     redis.publish("timeline:#{account.id}", Oj.dump(event: :delete, payload: status.id.to_s))
     true
   end
@@ -56,7 +56,7 @@ class FeedManager
   end
 
   def unpush_from_list(list, status)
-    return false unless remove_from_feed(:list, list.id, status)
+    return false unless remove_from_feed(:list, list.id, status, list.account.user&.aggregates_reblogs?)
     redis.publish("timeline:list:#{list.id}", Oj.dump(event: :delete, payload: status.id.to_s))
     true
   end
@@ -120,7 +120,7 @@ class FeedManager
     oldest_home_score = redis.zrange(timeline_key, 0, 0, with_scores: true)&.first&.last&.to_i || 0
 
     from_account.statuses.select('id, reblog_of_id').where('id > ?', oldest_home_score).reorder(nil).find_each do |status|
-      remove_from_feed(:home, into_account.id, status)
+      remove_from_feed(:home, into_account.id, status, into_account.user&.aggregates_reblogs?)
     end
   end
 
@@ -316,10 +316,11 @@ class FeedManager
   # with reblogs, and returning true if a status was removed. As with
   # `add_to_feed`, this does not trigger push updates, so callers must
   # do so if appropriate.
-  def remove_from_feed(timeline_type, account_id, status)
+  def remove_from_feed(timeline_type, account_id, status, aggregate_reblogs = true)
     timeline_key = key(timeline_type, account_id)
+    reblog_key   = key(timeline_type, account_id, 'reblogs')
 
-    if status.reblog?
+    if status.reblog? && (aggregate_reblogs.nil? || aggregate_reblogs)
       # 1. If the reblogging status is not in the feed, stop.
       status_rank = redis.zrevrank(timeline_key, status.id)
       return false if status_rank.nil?
@@ -328,6 +329,7 @@ class FeedManager
       reblog_set_key = key(timeline_type, account_id, "reblogs:#{status.reblog_of_id}")
 
       redis.srem(reblog_set_key, status.id)
+      redis.zrem(reblog_key, status.reblog_of_id)
       # 3. Re-insert another reblog or original into the feed if one
       # remains in the set. We could pick a random element, but this
       # set should generally be small, and it seems ideal to show the
@@ -335,12 +337,14 @@ class FeedManager
       other_reblog = redis.smembers(reblog_set_key).map(&:to_i).min
 
       redis.zadd(timeline_key, other_reblog, other_reblog) if other_reblog
+      redis.zadd(reblog_key, other_reblog, status.reblog_of_id) if other_reblog
 
       # 4. Remove the reblogging status from the feed (as normal)
       # (outside conditional)
     else
       # If the original is getting deleted, no use for reblog references
       redis.del(key(timeline_type, account_id, "reblogs:#{status.id}"))
+      redis.zrem(reblog_key, status.id)
     end
 
     redis.zrem(timeline_key, status.id)
diff --git a/app/models/tag.rb b/app/models/tag.rb
index 46e3a3ec0..c7f0af86d 100644
--- a/app/models/tag.rb
+++ b/app/models/tag.rb
@@ -7,6 +7,7 @@
 #  name       :string           default(""), not null
 #  created_at :datetime         not null
 #  updated_at :datetime         not null
+#  score      :integer
 #
 
 class Tag < ApplicationRecord
@@ -75,10 +76,12 @@ class Tag < ApplicationRecord
     end
 
     def search_for(term, limit = 5, offset = 0)
-      pattern = sanitize_sql_like(normalize(term.strip)) + '%'
+      normalized_term = normalize(term.strip).mb_chars.downcase.to_s
+      pattern         = sanitize_sql_like(normalized_term) + '%'
 
-      Tag.where(arel_table[:name].lower.matches(pattern.mb_chars.downcase.to_s))
-         .order(:name)
+      Tag.where(arel_table[:name].lower.matches(pattern))
+         .where(arel_table[:score].gt(0).or(arel_table[:name].lower.eq(normalized_term)))
+         .order(Arel.sql('length(name) ASC, score DESC, name ASC'))
          .limit(limit)
          .offset(offset)
     end
diff --git a/app/models/trending_tags.rb b/app/models/trending_tags.rb
index 148535c21..211c8f1dc 100644
--- a/app/models/trending_tags.rb
+++ b/app/models/trending_tags.rb
@@ -48,12 +48,17 @@ class TrendingTags
         redis.zrem(key, tag_id.to_s)
       else
         score = ((observed - expected)**2) / expected
-        redis.zadd(key, score, tag_id.to_s)
+        added = redis.zadd(key, score, tag_id.to_s)
+        bump_tag_score!(tag_id) if added
       end
 
       redis.expire(key, EXPIRE_TRENDS_AFTER)
     end
 
+    def bump_tag_score!(tag_id)
+      Tag.where(id: tag_id).update_all('score = COALESCE(score, 0) + 1')
+    end
+
     def disallowed_hashtags
       return @disallowed_hashtags if defined?(@disallowed_hashtags)
 
diff --git a/app/serializers/webfinger_serializer.rb b/app/serializers/webfinger_serializer.rb
index 008d0c182..c67363b8f 100644
--- a/app/serializers/webfinger_serializer.rb
+++ b/app/serializers/webfinger_serializer.rb
@@ -26,7 +26,6 @@ class WebfingerSerializer < ActiveModel::Serializer
     else
       [
         { rel: 'http://webfinger.net/rel/profile-page', type: 'text/html', href: short_account_url(object) },
-        { rel: 'http://schemas.google.com/g/2010#updates-from', type: 'application/atom+xml', href: account_url(object, format: 'atom') },
         { rel: 'self', type: 'application/activity+json', href: account_url(object) },
         { rel: 'http://ostatus.org/schema/1.0/subscribe', template: "#{authorize_interaction_url}?uri={uri}" },
       ]
diff --git a/app/views/accounts/show.html.haml b/app/views/accounts/show.html.haml
index 6846abeb6..034304936 100644
--- a/app/views/accounts/show.html.haml
+++ b/app/views/accounts/show.html.haml
@@ -7,7 +7,6 @@
   - if @account.user&.setting_noindex
     %meta{ name: 'robots', content: 'noindex, noarchive' }/
 
-  %link{ rel: 'alternate', type: 'application/atom+xml', href: account_url(@account, format: 'atom') }/
   %link{ rel: 'alternate', type: 'application/rss+xml', href: account_url(@account, format: 'rss') }/
   %link{ rel: 'alternate', type: 'application/activity+json', href: ActivityPub::TagManager.instance.uri_for(@account) }/
 
@@ -74,7 +73,7 @@
               - if featured_tag.last_status_at.nil?
                 = t('accounts.nothing_here')
               - else
-                %time{ datetime: featured_tag.last_status_at.iso8601, title: l(featured_tag.last_status_at) }= l featured_tag.last_status_at
+                %time.formatted{ datetime: featured_tag.last_status_at.iso8601, title: l(featured_tag.last_status_at) }= l featured_tag.last_status_at
           .trends__item__current= number_to_human featured_tag.statuses_count, strip_insignificant_zeros: true
 
     = render 'application/sidebar'
diff --git a/app/views/well_known/webfinger/show.xml.ruby b/app/views/well_known/webfinger/show.xml.ruby
deleted file mode 100644
index f5a54052a..000000000
--- a/app/views/well_known/webfinger/show.xml.ruby
+++ /dev/null
@@ -1,51 +0,0 @@
-doc = Ox::Document.new(version: '1.0')
-
-doc << Ox::Element.new('XRD').tap do |xrd|
-  xrd['xmlns'] = 'http://docs.oasis-open.org/ns/xri/xrd-1.0'
-
-  xrd << (Ox::Element.new('Subject') << @account.to_webfinger_s)
-
-  if @account.instance_actor?
-    xrd << (Ox::Element.new('Alias') << instance_actor_url)
-
-    xrd << Ox::Element.new('Link').tap do |link|
-      link['rel']      = 'http://webfinger.net/rel/profile-page'
-      link['type']     = 'text/html'
-      link['href']     = about_more_url(instance_actor: true)
-    end
-
-    xrd << Ox::Element.new('Link').tap do |link|
-      link['rel']      = 'self'
-      link['type']     = 'application/activity+json'
-      link['href']     = instance_actor_url
-    end
-  else
-    xrd << (Ox::Element.new('Alias') << short_account_url(@account))
-    xrd << (Ox::Element.new('Alias') << account_url(@account))
-
-    xrd << Ox::Element.new('Link').tap do |link|
-      link['rel']      = 'http://webfinger.net/rel/profile-page'
-      link['type']     = 'text/html'
-      link['href']     = short_account_url(@account)
-    end
-
-    xrd << Ox::Element.new('Link').tap do |link|
-      link['rel']      = 'http://schemas.google.com/g/2010#updates-from'
-      link['type']     = 'application/atom+xml'
-      link['href']     = account_url(@account, format: 'atom')
-    end
-
-    xrd << Ox::Element.new('Link').tap do |link|
-      link['rel']      = 'self'
-      link['type']     = 'application/activity+json'
-      link['href']     = account_url(@account)
-    end
-
-    xrd << Ox::Element.new('Link').tap do |link|
-      link['rel']      = 'http://ostatus.org/schema/1.0/subscribe'
-      link['template'] = "#{authorize_interaction_url}?acct={uri}"
-    end
-  end
-end
-
-('<?xml version="1.0" encoding="UTF-8"?>' + Ox.dump(doc, effort: :tolerant)).force_encoding('UTF-8')
diff --git a/db/migrate/20190729185330_add_score_to_tags.rb b/db/migrate/20190729185330_add_score_to_tags.rb
new file mode 100644
index 000000000..75fee4b57
--- /dev/null
+++ b/db/migrate/20190729185330_add_score_to_tags.rb
@@ -0,0 +1,5 @@
+class AddScoreToTags < ActiveRecord::Migration[5.2]
+  def change
+    add_column :tags, :score, :int
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index f759ca346..558269334 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2019_07_28_084117) do
+ActiveRecord::Schema.define(version: 2019_07_29_185330) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -672,6 +672,7 @@ ActiveRecord::Schema.define(version: 2019_07_28_084117) do
     t.string "name", default: "", null: false
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
+    t.integer "score"
     t.index "lower((name)::text)", name: "index_tags_on_name_lower", unique: true
   end
 
diff --git a/lib/mastodon/domains_cli.rb b/lib/mastodon/domains_cli.rb
index f30062363..17cafd1bc 100644
--- a/lib/mastodon/domains_cli.rb
+++ b/lib/mastodon/domains_cli.rb
@@ -58,6 +58,7 @@ module Mastodon
     option :concurrency, type: :numeric, default: 50, aliases: [:c]
     option :silent, type: :boolean, default: false, aliases: [:s]
     option :format, type: :string, default: 'summary', aliases: [:f]
+    option :exclude_suspended, type: :boolean, default: false, aliases: [:x]
     desc 'crawl [START]', 'Crawl all known peers, optionally beginning at START'
     long_desc <<-LONG_DESC
       Crawl the fediverse by using the Mastodon REST API endpoints that expose
@@ -74,18 +75,25 @@ module Mastodon
       default (`summary`), a summary of the statistics is returned. The other options
       are `domains`, which returns a newline-delimited list of all discovered peers,
       and `json`, which dumps all the aggregated data raw.
+
+      The --exclude-suspended (-x) option means that domains that are suspended
+      instance-wide do not appear in the output and are not included in summaries.
+      This also excludes subdomains of any of those domains.
     LONG_DESC
     def crawl(start = nil)
-      stats     = Concurrent::Hash.new
-      processed = Concurrent::AtomicFixnum.new(0)
-      failed    = Concurrent::AtomicFixnum.new(0)
-      start_at  = Time.now.to_f
-      seed      = start ? [start] : Account.remote.domains
+      stats           = Concurrent::Hash.new
+      processed       = Concurrent::AtomicFixnum.new(0)
+      failed          = Concurrent::AtomicFixnum.new(0)
+      start_at        = Time.now.to_f
+      seed            = start ? [start] : Account.remote.domains
+      blocked_domains = Regexp.new('\\.?' + DomainBlock.where(severity: 1).pluck(:domain).join('|') + '$')
 
       pool = Concurrent::ThreadPoolExecutor.new(min_threads: 0, max_threads: options[:concurrency], idletime: 10, auto_terminate: true, max_queue: 0)
 
       work_unit = ->(domain) do
         next if stats.key?(domain)
+        next if options[:exclude_suspended] && domain.match(blocked_domains)
+
         stats[domain] = nil
         processed.increment
 
diff --git a/package.json b/package.json
index 677523508..43124ecda 100644
--- a/package.json
+++ b/package.json
@@ -67,7 +67,7 @@
     "@babel/plugin-syntax-dynamic-import": "^7.2.0",
     "@babel/plugin-transform-react-inline-elements": "^7.2.0",
     "@babel/plugin-transform-react-jsx-self": "^7.2.0",
-    "@babel/plugin-transform-react-jsx-source": "^7.2.0",
+    "@babel/plugin-transform-react-jsx-source": "^7.5.0",
     "@babel/plugin-transform-runtime": "^7.4.4",
     "@babel/preset-env": "^7.5.5",
     "@babel/preset-react": "^7.0.0",
@@ -164,7 +164,7 @@
     "webpack": "^4.35.3",
     "webpack-assets-manifest": "^3.1.1",
     "webpack-bundle-analyzer": "^3.3.2",
-    "webpack-cli": "^3.3.5",
+    "webpack-cli": "^3.3.6",
     "webpack-merge": "^4.2.1",
     "websocket.js": "^0.1.12"
   },
@@ -177,7 +177,7 @@
     "eslint-plugin-import": "~2.18.0",
     "eslint-plugin-jsx-a11y": "~6.2.3",
     "eslint-plugin-promise": "~4.2.1",
-    "eslint-plugin-react": "~7.14.2",
+    "eslint-plugin-react": "~7.14.3",
     "jest": "^24.8.0",
     "raf": "^3.4.1",
     "react-intl-translations-manager": "^5.0.3",
diff --git a/spec/controllers/well_known/webfinger_controller_spec.rb b/spec/controllers/well_known/webfinger_controller_spec.rb
index b05745ea3..20275aa63 100644
--- a/spec/controllers/well_known/webfinger_controller_spec.rb
+++ b/spec/controllers/well_known/webfinger_controller_spec.rb
@@ -56,17 +56,6 @@ PEM
       expect(json[:aliases]).to include('https://cb6e6126.ngrok.io/@alice', 'https://cb6e6126.ngrok.io/users/alice')
     end
 
-    it 'returns JSON when account can be found' do
-      get :show, params: { resource: alice.to_webfinger_s }, format: :xml
-
-      xml = Nokogiri::XML(response.body)
-
-      expect(response).to have_http_status(200)
-      expect(response.content_type).to eq 'application/xrd+xml'
-      expect(xml.at_xpath('//xmlns:Subject').content).to eq 'acct:alice@cb6e6126.ngrok.io'
-      expect(xml.xpath('//xmlns:Alias').map(&:content)).to include('https://cb6e6126.ngrok.io/@alice', 'https://cb6e6126.ngrok.io/users/alice')
-    end
-
     it 'returns http not found when account cannot be found' do
       get :show, params: { resource: 'acct:not@existing.com' }, format: :json
 
diff --git a/spec/lib/feed_manager_spec.rb b/spec/lib/feed_manager_spec.rb
index d00dd0b55..705e577a6 100644
--- a/spec/lib/feed_manager_spec.rb
+++ b/spec/lib/feed_manager_spec.rb
@@ -254,6 +254,23 @@ RSpec.describe FeedManager do
         expect(FeedManager.instance.push_to_home(account, reblogs.last)).to be false
       end
 
+      it 'saves a new reblog of a recently-reblogged status when previous reblog has been deleted' do
+        account = Fabricate(:account)
+        reblogged = Fabricate(:status)
+        old_reblog = Fabricate(:status, reblog: reblogged)
+
+        # The first reblog should be accepted
+        expect(FeedManager.instance.push_to_home(account, old_reblog)).to be true
+
+        # The first reblog should be successfully removed
+        expect(FeedManager.instance.unpush_from_home(account, old_reblog)).to be true
+
+        reblog = Fabricate(:status, reblog: reblogged)
+
+        # The second reblog should be accepted
+        expect(FeedManager.instance.push_to_home(account, reblog)).to be true
+      end
+
       it 'does not save a new reblog of a multiply-reblogged-then-unreblogged status' do
         account   = Fabricate(:account)
         reblogged = Fabricate(:status)
diff --git a/spec/models/tag_spec.rb b/spec/models/tag_spec.rb
index 5f07fd618..9d700849b 100644
--- a/spec/models/tag_spec.rb
+++ b/spec/models/tag_spec.rb
@@ -136,8 +136,8 @@ RSpec.describe Tag, type: :model do
     end
 
     it 'finds the exact matching tag as the first item' do
-      similar_tag = Fabricate(:tag, name: "matchlater")
-      tag = Fabricate(:tag, name: "match")
+      similar_tag = Fabricate(:tag, name: "matchlater", score: 1)
+      tag = Fabricate(:tag, name: "match", score: 1)
 
       results = Tag.search_for("match")
 
diff --git a/spec/requests/webfinger_request_spec.rb b/spec/requests/webfinger_request_spec.rb
index 7f9e1162e..48823714e 100644
--- a/spec/requests/webfinger_request_spec.rb
+++ b/spec/requests/webfinger_request_spec.rb
@@ -12,23 +12,6 @@ describe 'The webfinger route' do
     end
   end
 
-  describe 'asking for xml format' do
-    it 'returns an xml response for xml format' do
-      get webfinger_url(resource: alice.to_webfinger_s, format: :xml)
-
-      expect(response).to have_http_status(200)
-      expect(response.content_type).to eq 'application/xrd+xml'
-    end
-
-    it 'returns an xml response for xml accept header' do
-      headers = { 'HTTP_ACCEPT' => 'application/xrd+xml' }
-      get webfinger_url(resource: alice.to_webfinger_s), headers: headers
-
-      expect(response).to have_http_status(200)
-      expect(response.content_type).to eq 'application/xrd+xml'
-    end
-  end
-
   describe 'asking for json format' do
     it 'returns a json response for json format' do
       get webfinger_url(resource: alice.to_webfinger_s, format: :json)
diff --git a/yarn.lock b/yarn.lock
index 6707f2d8d..5267f8d7c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -643,10 +643,10 @@
     "@babel/helper-plugin-utils" "^7.0.0"
     "@babel/plugin-syntax-jsx" "^7.2.0"
 
-"@babel/plugin-transform-react-jsx-source@^7.0.0", "@babel/plugin-transform-react-jsx-source@^7.2.0":
-  version "7.2.0"
-  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-react-jsx-source/-/plugin-transform-react-jsx-source-7.2.0.tgz#20c8c60f0140f5dd3cd63418d452801cf3f7180f"
-  integrity sha512-A32OkKTp4i5U6aE88GwwcuV4HAprUgHcTq0sSafLxjr6AW0QahrCRCjxogkbbcdtpbXkuTOlgpjophCxb6sh5g==
+"@babel/plugin-transform-react-jsx-source@^7.0.0", "@babel/plugin-transform-react-jsx-source@^7.5.0":
+  version "7.5.0"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-react-jsx-source/-/plugin-transform-react-jsx-source-7.5.0.tgz#583b10c49cf057e237085bcbd8cc960bd83bd96b"
+  integrity sha512-58Q+Jsy4IDCZx7kqEZuSDdam/1oW8OdDX8f+Loo6xyxdfg1yF0GE2XNJQSTZCaMol93+FBzpWiPEwtbMloAcPg==
   dependencies:
     "@babel/helper-plugin-utils" "^7.0.0"
     "@babel/plugin-syntax-jsx" "^7.2.0"
@@ -3734,10 +3734,10 @@ eslint-plugin-promise@~4.2.1:
   resolved "https://registry.yarnpkg.com/eslint-plugin-promise/-/eslint-plugin-promise-4.2.1.tgz#845fd8b2260ad8f82564c1222fce44ad71d9418a"
   integrity sha512-VoM09vT7bfA7D+upt+FjeBO5eHIJQBUWki1aPvB+vbNiHS3+oGIJGIeyBtKQTME6UPXXy3vV07OL1tHd3ANuDw==
 
-eslint-plugin-react@~7.14.2:
-  version "7.14.2"
-  resolved "https://registry.yarnpkg.com/eslint-plugin-react/-/eslint-plugin-react-7.14.2.tgz#94c193cc77a899ac0ecbb2766fbef88685b7ecc1"
-  integrity sha512-jZdnKe3ip7FQOdjxks9XPN0pjUKZYq48OggNMd16Sk+8VXx6JOvXmlElxROCgp7tiUsTsze3jd78s/9AFJP2mA==
+eslint-plugin-react@~7.14.3:
+  version "7.14.3"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-react/-/eslint-plugin-react-7.14.3.tgz#911030dd7e98ba49e1b2208599571846a66bdf13"
+  integrity sha512-EzdyyBWC4Uz2hPYBiEJrKCUi2Fn+BJ9B/pJQcjw5X+x/H2Nm59S4MJIvL4O5NEE0+WbnQwEBxWY03oUk+Bc3FA==
   dependencies:
     array-includes "^3.0.3"
     doctrine "^2.1.0"
@@ -10337,10 +10337,10 @@ webpack-bundle-analyzer@^3.3.2:
     opener "^1.5.1"
     ws "^6.0.0"
 
-webpack-cli@^3.3.5:
-  version "3.3.5"
-  resolved "https://registry.yarnpkg.com/webpack-cli/-/webpack-cli-3.3.5.tgz#f4d1238a66a2843d9cebf189835ea22142e72767"
-  integrity sha512-w0j/s42c5UhchwTmV/45MLQnTVwRoaUTu9fM5LuyOd/8lFoCNCELDogFoecx5NzRUndO0yD/gF2b02XKMnmAWQ==
+webpack-cli@^3.3.6:
+  version "3.3.6"
+  resolved "https://registry.yarnpkg.com/webpack-cli/-/webpack-cli-3.3.6.tgz#2c8c399a2642133f8d736a359007a052e060032c"
+  integrity sha512-0vEa83M7kJtxK/jUhlpZ27WHIOndz5mghWL2O53kiDoA9DIxSKnfqB92LoqEn77cT4f3H2cZm1BMEat/6AZz3A==
   dependencies:
     chalk "2.4.2"
     cross-spawn "6.0.5"