diff --git a/typo3/sysext/backend/Resources/Private/Templates/SiteConfiguration/Overview.html b/typo3/sysext/backend/Resources/Private/Templates/SiteConfiguration/Overview.html
index 30ce4eb0dd17f34bb7a5c6c6b531a803a5e95e4a..b517f7f683948c79254adecf0b400349cdc568d4 100644
--- a/typo3/sysext/backend/Resources/Private/Templates/SiteConfiguration/Overview.html
+++ b/typo3/sysext/backend/Resources/Private/Templates/SiteConfiguration/Overview.html
@@ -170,7 +170,7 @@
             <tbody>
             <f:for each="{unassignedSites}" as="unassignedSite">
                 <tr>
-                    <td>	<code>{unassignedSite.identifier}</code></td>
+                    <td><code>{unassignedSite.identifier}</code></td>
                     <td class="col-control nowrap">
                         <div class="btn-group">
                                 <f:be.link
diff --git a/typo3/sysext/backend/Resources/Public/Html/Close.html b/typo3/sysext/backend/Resources/Public/Html/Close.html
index 7d8c7525758d7b017669f20a0563d167be980f86..9a266b1e269dd68721d23e9450fb4a4a52fbdf6d 100644
--- a/typo3/sysext/backend/Resources/Public/Html/Close.html
+++ b/typo3/sysext/backend/Resources/Public/Html/Close.html
@@ -1,12 +1,12 @@
 <!DOCTYPE html>
 <html>
-	<head>
-		<!-- Close script, used in particular by FormEngine to close the current edit window -->
-		<!-- TYPO3 Script ID: typo3/sysext/backend/Resources/Public/Html/Close.html -->
-		<meta charset="utf-8" />
-		<title>Close</title>
+    <head>
+        <!-- Close script, used in particular by FormEngine to close the current edit window -->
+        <!-- TYPO3 Script ID: typo3/sysext/backend/Resources/Public/Html/Close.html -->
+        <meta charset="utf-8" />
+        <title>Close</title>
         <script src="Close.js"></script>
-	</head>
-	<body>
-	</body>
+    </head>
+    <body>
+    </body>
 </html>
diff --git a/typo3/sysext/backend/Tests/Functional/Template/Fixtures/RecordListCopyToClipboard.html b/typo3/sysext/backend/Tests/Functional/Template/Fixtures/RecordListCopyToClipboard.html
index af066c300b7d2562b76b0827c22e34ca3fd617d4..79c589b992bf45b782200b6f94d6b90d81c11860 100644
--- a/typo3/sysext/backend/Tests/Functional/Template/Fixtures/RecordListCopyToClipboard.html
+++ b/typo3/sysext/backend/Tests/Functional/Template/Fixtures/RecordListCopyToClipboard.html
@@ -17,9 +17,9 @@
            data-dispatch-action="TYPO3.ShortcutMenu.createShortcut"
            data-dispatch-args="[&quot;web_list&quot;,&quot;[]&quot;,&quot;Recordlist&quot;,&quot;Create a bookmark to this page&quot;,&quot;{$target}&quot;]">
             <span class="t3js-icon icon icon-size-small icon-state-default icon-actions-system-shortcut-new" data-identifier="actions-system-shortcut-new">
-	            <span class="icon-markup">
+                <span class="icon-markup">
                     <svg class="icon-color"><use xlink:href="typo3/sysext/core/Resources/Public/Icons/T3Icons/sprites/actions.svg#actions-star" /></svg>
-	            </span>
+                </span>
             </span>
             Create a bookmark to this page
         </button>
@@ -28,9 +28,9 @@
         <typo3-copy-to-clipboard text="http://vendor/phpunit/phpunit/module/web/list">
             <button type="button" class="dropdown-item btn btn-link">
                 <span class="t3js-icon icon icon-size-small icon-state-default icon-actions-link" data-identifier="actions-link">
-	                <span class="icon-markup">
+                    <span class="icon-markup">
                         <svg class="icon-color"><use xlink:href="typo3/sysext/core/Resources/Public/Icons/T3Icons/sprites/actions.svg#actions-link" /></svg>
-	                </span>
+                    </span>
                 </span>
                 Copy URL of this page
             </button>
diff --git a/typo3/sysext/backend/Tests/Functional/Template/Fixtures/RecordListSingleTableCopyToClipboard.html b/typo3/sysext/backend/Tests/Functional/Template/Fixtures/RecordListSingleTableCopyToClipboard.html
index 2fc07908f7f0fdfc93ef5befc853d98f85c568db..5d6cd006632b850f1c14ee4eabf7198cd18134ca 100644
--- a/typo3/sysext/backend/Tests/Functional/Template/Fixtures/RecordListSingleTableCopyToClipboard.html
+++ b/typo3/sysext/backend/Tests/Functional/Template/Fixtures/RecordListSingleTableCopyToClipboard.html
@@ -17,9 +17,9 @@
            data-dispatch-action="TYPO3.ShortcutMenu.createShortcut"
            data-dispatch-args="[&quot;web_list&quot;,&quot;{\u0022id\u0022:123,\u0022table\u0022:\u0022some_table\u0022,\u0022GET\u0022:{\u0022clipBoard\u0022:1}}&quot;,&quot;Recordlist - single table view&quot;,&quot;Create a bookmark to this page&quot;,&quot;{$target}&quot;]">
             <span class="t3js-icon icon icon-size-small icon-state-default icon-actions-system-shortcut-new" data-identifier="actions-system-shortcut-new">
-	            <span class="icon-markup">
+                <span class="icon-markup">
                     <svg class="icon-color"><use xlink:href="typo3/sysext/core/Resources/Public/Icons/T3Icons/sprites/actions.svg#actions-star" /></svg>
-	            </span>
+                </span>
             </span>
             Create a bookmark to this page
         </button>
@@ -28,9 +28,9 @@
         <typo3-copy-to-clipboard text="http://vendor/phpunit/phpunit/module/web/list?id=123&amp;table=some_table&amp;GET%5BclipBoard%5D=1">
             <button type="button" class="dropdown-item btn btn-link">
                 <span class="t3js-icon icon icon-size-small icon-state-default icon-actions-link" data-identifier="actions-link">
-	                <span class="icon-markup">
+                    <span class="icon-markup">
                         <svg class="icon-color"><use xlink:href="typo3/sysext/core/Resources/Public/Icons/T3Icons/sprites/actions.svg#actions-link" /></svg>
-	                </span>
+                    </span>
                 </span>
                 Copy URL of this page
             </button>
diff --git a/typo3/sysext/backend/Tests/Functional/Template/Fixtures/SpecialRouteIdentifierWithArgumentsCopyToClipboard.html b/typo3/sysext/backend/Tests/Functional/Template/Fixtures/SpecialRouteIdentifierWithArgumentsCopyToClipboard.html
index 27c6ecd1b8099a3182731d79908045423338a7e4..05ba35d6e30e21a5ac71ebec5f96f614aab9c79a 100644
--- a/typo3/sysext/backend/Tests/Functional/Template/Fixtures/SpecialRouteIdentifierWithArgumentsCopyToClipboard.html
+++ b/typo3/sysext/backend/Tests/Functional/Template/Fixtures/SpecialRouteIdentifierWithArgumentsCopyToClipboard.html
@@ -17,9 +17,9 @@
            data-dispatch-action="TYPO3.ShortcutMenu.createShortcut"
            data-dispatch-args="[&quot;record_edit&quot;,&quot;{\u0022id\u0022:123,\u0022edit\u0022:{\u0022pages\u0022:{\u0022123\u0022:\u0022edit\u0022},\u0022overrideVals\u0022:{\u0022pages\u0022:{\u0022sys_language_uid\u0022:1}}}}&quot;,&quot;Edit record&quot;,&quot;Create a bookmark to this page&quot;,&quot;{$target}&quot;]">
             <span class="t3js-icon icon icon-size-small icon-state-default icon-actions-system-shortcut-new" data-identifier="actions-system-shortcut-new">
-	            <span class="icon-markup">
+                <span class="icon-markup">
                     <svg class="icon-color"><use xlink:href="typo3/sysext/core/Resources/Public/Icons/T3Icons/sprites/actions.svg#actions-star" /></svg>
-	            </span>
+                </span>
             </span>
             Create a bookmark to this page
         </button>
@@ -28,9 +28,9 @@
         <typo3-copy-to-clipboard text="http://vendor/phpunit/phpunit/record/edit?id=123&amp;edit%5Bpages%5D%5B123%5D=edit&amp;edit%5BoverrideVals%5D%5Bpages%5D%5Bsys_language_uid%5D=1">
             <button type="button" class="dropdown-item btn btn-link">
                 <span class="t3js-icon icon icon-size-small icon-state-default icon-actions-link" data-identifier="actions-link">
-	                <span class="icon-markup">
+                    <span class="icon-markup">
                         <svg class="icon-color"><use xlink:href="typo3/sysext/core/Resources/Public/Icons/T3Icons/sprites/actions.svg#actions-link" /></svg>
-	                </span>
+                    </span>
                 </span>
                 Copy URL of this page
             </button>
diff --git a/typo3/sysext/core/Tests/Unit/Resource/Driver/Fixtures/Dummy.html b/typo3/sysext/core/Tests/Unit/Resource/Driver/Fixtures/Dummy.html
index e5825e889bdc5a2acf8a6733d6d85b2bcfd1d508..e574d0deef0dc9a99622d7e9ea6b5f31aa5190fa 100644
--- a/typo3/sysext/core/Tests/Unit/Resource/Driver/Fixtures/Dummy.html
+++ b/typo3/sysext/core/Tests/Unit/Resource/Driver/Fixtures/Dummy.html
@@ -1,6 +1,6 @@
 <html>
-	<head>
-	</head>
-	<body>
-	</body>
-</html>
\ No newline at end of file
+    <head>
+    </head>
+    <body>
+    </body>
+</html>
diff --git a/typo3/sysext/frontend/Tests/Unit/Controller/Fixtures/renderedPage.html b/typo3/sysext/frontend/Tests/Unit/Controller/Fixtures/renderedPage.html
index 2f04fa58ec15ab2414edf49830e96e9979e5ed83..7de12ef40f1d8ca3b34ec157023c9e25f0ea3685 100644
--- a/typo3/sysext/frontend/Tests/Unit/Controller/Fixtures/renderedPage.html
+++ b/typo3/sysext/frontend/Tests/Unit/Controller/Fixtures/renderedPage.html
@@ -1,14 +1,13 @@
-<!DOCTYPE html
-	PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
 <html lang="en">
 <head>
 
 <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
 <!--
-	This website is powered by TYPO3 - inspiring people to share!
-	TYPO3 is a free open source Content Management Framework initially created by Kasper Skaarhoj and licensed under GNU/GPL.
-	TYPO3 is copyright 1998-2012 of Kasper Skaarhoj. Extensions are copyright of their respective owners.
-	Information and contribution at http://typo3.org/
+    This website is powered by TYPO3 - inspiring people to share!
+    TYPO3 is a free open source Content Management Framework initially created by Kasper Skaarhoj and licensed under GNU/GPL.
+    TYPO3 is copyright 1998-2012 of Kasper Skaarhoj. Extensions are copyright of their respective owners.
+    Information and contribution at http://typo3.org/
 -->
 
 
@@ -27,9 +26,9 @@
 </head>
 <body>
 
-	<!--  CONTENT ELEMENT, uid:65/login [begin] -->
-		<div id="c65" class="csc-default csc-space-before- csc-space-after-"><!--INT_SCRIPT.13e1737dd0938292520612f3088602ba--></div>
-	<!--  CONTENT ELEMENT, uid:65/login [end] -->
+    <!--  CONTENT ELEMENT, uid:65/login [begin] -->
+    <div id="c65" class="csc-default csc-space-before- csc-space-after-"><!--INT_SCRIPT.13e1737dd0938292520612f3088602ba--></div>
+    <!--  CONTENT ELEMENT, uid:65/login [end] -->
 
 
 <!--FD_679b52796e75d474ccbbed486b6837ab-->