HTML validator fixes
diff --git a/www/401.html b/www/401.html
index 1092a2a..88b82cd 100644
--- a/www/401.html
+++ b/www/401.html
@@ -1,10 +1,10 @@
 <!DOCTYPE html>
-<html xmlns="http://www.w3.org/1999/xhtml">
+<html xmlns="http://www.w3.org/1999/xhtml" lang="en">
 <head>
-  <meta charset="utf-8"/>
+  <meta charset="utf-8">
   <title>401 - Unauthorized Error - Apache Whimsy</title>
   <meta name="viewport" content="width=device-width, initial-scale=1">
-  <link rel="stylesheet" type="text/css" href="/assets/bootstrap-min.css"/>
+  <link rel="stylesheet" type="text/css" href="/assets/bootstrap-min.css">
 </head>
 <body>
   <nav class="navbar navbar-default">
@@ -16,7 +16,7 @@
           <span class="icon-bar"></span>
         </button>
         <a class="navbar-brand" href="/">
-          <img title="Whimsy project home" alt="Whimsy hat logo" src="/whimsy.svg" height="30"/>
+          <img title="Whimsy project home" alt="Whimsy hat logo" src="/whimsy.svg" height="30">
         </a>
       </div>
       <div class="collapse navbar-collapse" id="navbar_collapse">
@@ -37,7 +37,7 @@
         <ul class="nav navbar-nav navbar-right">
           <li class="dropdown">
             <a class="dropdown-toggle" href="#" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">
-              <img title="The Apache Software Foundation" alt="ASF logo" src="https://www.apache.org/img/feather_glyph_notm.png" height="30"/>
+              <img title="The Apache Software Foundation" alt="ASF logo" src="https://www.apache.org/img/feather_glyph_notm.png" height="30">
               Apache
               <span class="caret"></span>
             </a>
@@ -124,7 +124,7 @@
         <a rel="license" href="http://www.apache.org/licenses/LICENSE-2.0">Apache License, Version 2.0</a>
         |
         <a href="https://www.apache.org/foundation/policies/privacy.html">Privacy Policy</a>
-        <br/>
+        <br>
         Apache®, the names of Apache projects, and the logo are
         <a href="https://www.apache.org/foundation/marks/list/">registered trademarks or trademarks</a>
         of the Apache Software Foundation in the United States and/or other countries.
diff --git a/www/404.html b/www/404.html
index 5c8462d..0c4ead6 100644
--- a/www/404.html
+++ b/www/404.html
@@ -1,10 +1,10 @@
 <!DOCTYPE html>
-<html xmlns="http://www.w3.org/1999/xhtml">
+<html xmlns="http://www.w3.org/1999/xhtml" lang="en">
 <head>
-  <meta charset="utf-8"/>
+  <meta charset="utf-8">
   <title>404 - Not Found Error - Apache Whimsy</title>
   <meta name="viewport" content="width=device-width, initial-scale=1">
-  <link rel="stylesheet" type="text/css" href="/assets/bootstrap-min.css"/>
+  <link rel="stylesheet" type="text/css" href="/assets/bootstrap-min.css">
 </head>
 <body>
   <nav class="navbar navbar-default">
@@ -16,7 +16,7 @@
           <span class="icon-bar"></span>
         </button>
         <a class="navbar-brand" href="/">
-          <img title="Whimsy project home" alt="Whimsy hat logo" src="/whimsy.svg" height="30"/>
+          <img title="Whimsy project home" alt="Whimsy hat logo" src="/whimsy.svg" height="30">
         </a>
       </div>
       <div class="collapse navbar-collapse" id="navbar_collapse">
@@ -37,7 +37,7 @@
         <ul class="nav navbar-nav navbar-right">
           <li class="dropdown">
             <a class="dropdown-toggle" href="#" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">
-              <img title="The Apache Software Foundation" alt="ASF logo" src="https://www.apache.org/img/feather_glyph_notm.png" height="30"/>
+              <img title="The Apache Software Foundation" alt="ASF logo" src="https://www.apache.org/img/feather_glyph_notm.png" height="30">
               Apache
               <span class="caret"></span>
             </a>
@@ -110,7 +110,7 @@
         <a rel="license" href="http://www.apache.org/licenses/LICENSE-2.0">Apache License, Version 2.0</a>
         |
         <a href="https://www.apache.org/foundation/policies/privacy.html">Privacy Policy</a>
-        <br/>
+        <br>
         Apache®, the names of Apache projects, and the logo are
         <a href="https://www.apache.org/foundation/marks/list/">registered trademarks or trademarks</a>
         of the Apache Software Foundation in the United States and/or other countries.
diff --git a/www/500.html b/www/500.html
index 6d9ffe2..38508a6 100644
--- a/www/500.html
+++ b/www/500.html
@@ -1,10 +1,10 @@
 <!DOCTYPE html>
-<html xmlns="http://www.w3.org/1999/xhtml">
+<html xmlns="http://www.w3.org/1999/xhtml" lang="en">
 <head>
-  <meta charset="utf-8"/>
+  <meta charset="utf-8">
   <title>500 - Internal Server Error - Apache Whimsy</title>
   <meta name="viewport" content="width=device-width, initial-scale=1">
-  <link rel="stylesheet" type="text/css" href="/assets/bootstrap-min.css"/>
+  <link rel="stylesheet" type="text/css" href="/assets/bootstrap-min.css">
 </head>
 <body>
   <nav class="navbar navbar-default">
@@ -16,7 +16,7 @@
           <span class="icon-bar"></span>
         </button>
         <a class="navbar-brand" href="/">
-          <img title="Whimsy project home" alt="Whimsy hat logo" src="/whimsy.svg" height="30"/>
+          <img title="Whimsy project home" alt="Whimsy hat logo" src="/whimsy.svg" height="30">
         </a>
       </div>
       <div class="collapse navbar-collapse" id="navbar_collapse">
@@ -37,7 +37,7 @@
         <ul class="nav navbar-nav navbar-right">
           <li class="dropdown">
             <a class="dropdown-toggle" href="#" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">
-              <img title="The Apache Software Foundation" alt="ASF logo" src="https://www.apache.org/img/feather_glyph_notm.png" height="30"/>
+              <img title="The Apache Software Foundation" alt="ASF logo" src="https://www.apache.org/img/feather_glyph_notm.png" height="30">
               Apache
               <span class="caret"></span>
             </a>
@@ -117,7 +117,7 @@
         <a rel="license" href="http://www.apache.org/licenses/LICENSE-2.0">Apache License, Version 2.0</a>
         |
         <a href="https://www.apache.org/foundation/policies/privacy.html">Privacy Policy</a>
-        <br/>
+        <br>
         Apache®, the names of Apache projects, and the logo are
         <a href="https://www.apache.org/foundation/marks/list/">registered trademarks or trademarks</a>
         of the Apache Software Foundation in the United States and/or other countries.
diff --git a/www/503.html b/www/503.html
index c3111c7..3f48403 100644
--- a/www/503.html
+++ b/www/503.html
@@ -1,10 +1,10 @@
 <!DOCTYPE html>
-<html xmlns="http://www.w3.org/1999/xhtml">
+<html xmlns="http://www.w3.org/1999/xhtml" lang="en">
 <head>
-  <meta charset="utf-8"/>
+  <meta charset="utf-8">
   <title>503 - Service Unavailable - Apache Whimsy</title>
   <meta name="viewport" content="width=device-width, initial-scale=1">
-  <link rel="stylesheet" type="text/css" href="/assets/bootstrap-min.css"/>
+  <link rel="stylesheet" type="text/css" href="/assets/bootstrap-min.css">
 </head>
 <body>
   <nav class="navbar navbar-default">
@@ -16,7 +16,7 @@
           <span class="icon-bar"></span>
         </button>
         <a class="navbar-brand" href="/">
-          <img title="Whimsy project home" alt="Whimsy hat logo" src="/whimsy.svg" height="30"/>
+          <img title="Whimsy project home" alt="Whimsy hat logo" src="/whimsy.svg" height="30">
         </a>
       </div>
       <div class="collapse navbar-collapse" id="navbar_collapse">
@@ -37,7 +37,7 @@
         <ul class="nav navbar-nav navbar-right">
           <li class="dropdown">
             <a class="dropdown-toggle" href="#" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">
-              <img title="The Apache Software Foundation" alt="ASF logo" src="https://www.apache.org/img/feather_glyph_notm.png" height="30"/>
+              <img title="The Apache Software Foundation" alt="ASF logo" src="https://www.apache.org/img/feather_glyph_notm.png" height="30">
               Apache
               <span class="caret"></span>
             </a>
@@ -117,7 +117,7 @@
         <a rel="license" href="http://www.apache.org/licenses/LICENSE-2.0">Apache License, Version 2.0</a>
         |
         <a href="https://www.apache.org/foundation/policies/privacy.html">Privacy Policy</a>
-        <br/>
+        <br>
         Apache®, the names of Apache projects, and the logo are
         <a href="https://www.apache.org/foundation/marks/list/">registered trademarks or trademarks</a>
         of the Apache Software Foundation in the United States and/or other countries.
diff --git a/www/index.html b/www/index.html
index eafc675..3e8f267 100644
--- a/www/index.html
+++ b/www/index.html
@@ -1,10 +1,10 @@
 <!DOCTYPE html>
-<html xmlns="http://www.w3.org/1999/xhtml">
+<html xmlns="http://www.w3.org/1999/xhtml" lang="en">
   <head>
-    <meta charset="utf-8"/>
+    <meta charset="utf-8">
     <title>Apache Whimsy</title>
     <meta name="viewport" content="width=device-width, initial-scale=1">
-    <link rel="stylesheet" type="text/css" href="/assets/bootstrap-min.css"/>
+    <link rel="stylesheet" type="text/css" href="/assets/bootstrap-min.css">
     <style>
       h2 {text-decoration: underline}
       header h2 span {display: none}
@@ -46,12 +46,12 @@
       <div class="row">
         <div class="col-sm-4 hidden-xs">
           <a href="https://www.apache.org/">
-            <img title="The Apache Software Foundation" alt="ASF logo" style="margin-left: 10px; margin-top: 10px;" src="https://www.apache.org/foundation/press/kit/asf_logo_small.png"/>
+            <img title="The Apache Software Foundation" alt="ASF logo" style="margin-left: 10px; margin-top: 10px;" src="https://www.apache.org/foundation/press/kit/asf_logo_small.png">
           </a>
         </div>
         <div class="col-sm-3 col-xs-3">
           <a href="/">
-            <img title="Whimsy project home" alt="Whimsy hat logo" src="/whimsy.svg" width="145" height="101"/>
+            <img title="Whimsy project home" alt="Whimsy hat logo" src="/whimsy.svg" width="145" height="101">
           </a>
         </div>
         <div class="col-sm-5 col-xs-9 align-bottom">
@@ -233,7 +233,7 @@
             the <a href="https://www.apache.org/licenses/LICENSE-2.0" rel="license">Apache License, Version 2.0</a>.
             |
             <a href="https://www.apache.org/foundation/policies/privacy.html">Privacy Policy</a>
-            <br />
+            <br>
           Apache&reg;, the names of Apache projects, and the logo are either <a href="https://www.apache.org/foundation/marks/list/">registered trademarks or trademarks</a> of The Apache Software Foundation in the United States and/or other countries.
           </p>
         </div>
diff --git a/www/public/HEADER.html b/www/public/HEADER.html
index 07a3882..5624e53 100644
--- a/www/public/HEADER.html
+++ b/www/public/HEADER.html
@@ -1,2 +1,2 @@
-<a href="http://www.apache.org/"><img alt="The Apache Software Foundation" src="https://www.apache.org/foundation/press/kit/asf_logo_small.png" title="ASF logo"/></a>
-<a href="/"><img alt="whimsy" src="../whimsy.svg" title="whimsy" width="140"/></a>
+<a href="http://www.apache.org/"><img alt="The Apache Software Foundation" src="https://www.apache.org/foundation/press/kit/asf_logo_small.png" title="ASF logo"></a>
+<a href="/"><img alt="whimsy" src="../whimsy.svg" title="whimsy" width="140"></a>
diff --git a/www/public/README.html b/www/public/README.html
index 32ce1bc..13ccee5 100644
--- a/www/public/README.html
+++ b/www/public/README.html
@@ -30,5 +30,5 @@
   <dd>Listings of podling data TODO? (<a href="/test/dataflow.cgi#/public/public_podlings.json">docs</a>)</dd>
 <dt>site-scan.json</dt>
   <dd>Current status of project websites relating to required navigation links (<a href="/test/dataflow.cgi#/public/site-scan.json">docs</a>)</dd>
-</dl><br/>For more information <a href="/docs/">see API docs</a>
+</dl><br>For more information <a href="/docs/">see API docs</a>
 and the <a href="https://github.com/apache/whimsy/blob/master/DEPLOYMENT.md#configuration-locations">public JSON generator scripts</a>.
diff --git a/www/secretary/workbench/public/HOWTO.html b/www/secretary/workbench/public/HOWTO.html
index 7308091..fec4de6 100644
--- a/www/secretary/workbench/public/HOWTO.html
+++ b/www/secretary/workbench/public/HOWTO.html
@@ -1,9 +1,9 @@
 <!DOCTYPE html>
-<html xmlns="http://www.w3.org/1999/xhtml">
+<html xmlns="http://www.w3.org/1999/xhtml" lang="en">
   <head>
-    <meta charset="utf-8"/>
+    <meta charset="utf-8">
     <title>ASF Secretary Mail application</title>
-    <link rel="stylesheet" type="text/css" href="/assets/bootstrap-min.css"/>
+    <link rel="stylesheet" type="text/css" href="/assets/bootstrap-min.css">
   </head>
 
   <body>
diff --git a/www/technology.html b/www/technology.html
index 8e2f75e..124cba0 100644
--- a/www/technology.html
+++ b/www/technology.html
@@ -1,10 +1,10 @@
 <!DOCTYPE html>
-<html xmlns="http://www.w3.org/1999/xhtml">
+<html xmlns="http://www.w3.org/1999/xhtml" lang="en">
 <head>
-  <meta charset="utf-8"/>
+  <meta charset="utf-8">
   <meta name="viewport" content="width=device-width, initial-scale=1">
   <title>Apache Whimsy Project And Server Code</title>
-  <link rel="stylesheet" type="text/css" href="/assets/bootstrap-min.css"/>
+  <link rel="stylesheet" type="text/css" href="/assets/bootstrap-min.css">
   <style>
   .footer {
     margin-top: 20px;
@@ -17,12 +17,12 @@
     <div class="row">
       <div class="col-sm-4 hidden-xs">
         <a href="https://www.apache.org/">
-          <img title="ASF Logo" alt="ASF Logo" style="margin-left: 10px; margin-top: 10px;" src="https://www.apache.org/foundation/press/kit/asf_logo_small.png"/>
+          <img title="ASF Logo" alt="ASF Logo" style="margin-left: 10px; margin-top: 10px;" src="https://www.apache.org/foundation/press/kit/asf_logo_small.png">
         </a>
       </div>
       <div class="col-sm-3 col-xs-3">
         <a href="/">
-          <img title="Whimsy logo" alt="Whimsy hat" src="/whimsy.svg" width="145" height="101"/>
+          <img title="Whimsy logo" alt="Whimsy hat" src="/whimsy.svg" width="145" height="101">
         </a>
       </div>
       <div class="col-sm-5 col-xs-9 align-bottom">
@@ -116,7 +116,7 @@
           the <a href="https://www.apache.org/licenses/LICENSE-2.0" rel="license">Apache License, Version 2.0</a>.
           |
           <a href="https://www.apache.org/foundation/policies/privacy.html">Privacy Policy</a>
-          <br />
+          <br >
         Apache&reg;, the names of Apache projects, and the feather logo are either <a href="https://www.apache.org/foundation/marks/list/">registered trademarks or trademarks</a> of the Apache Software Foundation in the United States and/or other countries.
         </p>
       </div>