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index 146bec0..949b0ad 100644
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+      <link href="/hono/docs/css/theme-hono.css?1609467029" rel="stylesheet">
     
 
-    <script src="/hono/docs/js/jquery-2.x.min.js?1609380623"></script>
+    <script src="/hono/docs/js/jquery-2.x.min.js?1609467029"></script>
 
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+<script type="text/javascript" src="/hono/docs/js/search.js?1609467029"></script>
 
     
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-<p>&copy; 2020 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
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+    <script src="/hono/docs/js/clipboard.min.js?1609467029"></script>
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diff --git a/docs/1.4/user-guide/coap-adapter/index.html b/docs/1.4/user-guide/coap-adapter/index.html
index 1f9cd03..2bef415 100644
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+    <link href="/hono/docs/css/nucleus.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1609467029" rel="stylesheet">
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+      <link href="/hono/docs/css/theme-hono.css?1609467029" rel="stylesheet">
     
 
-    <script src="/hono/docs/js/jquery-2.x.min.js?1609380623"></script>
+    <script src="/hono/docs/js/jquery-2.x.min.js?1609467029"></script>
 
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-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1609380623"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1609467029"></script>
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 <script type="text/javascript">
     
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 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1609380623"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1609467029"></script>
 
     
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     <section id="footer">
       
 
-<p>&copy; 2020 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
+<p>&copy; 2021 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
 
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-    <script src="/hono/docs/js/html5shiv-printshiv.min.js?1609380624"></script>
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+    <script src="/hono/docs/js/clipboard.min.js?1609467029"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1609467029"></script>
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+    <script src="/hono/docs/js/highlight.pack.js?1609467029"></script>
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-    <script src="/hono/docs/js/learn.js?1609380624"></script>
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+    <script src="/hono/docs/js/modernizr.custom.71422.js?1609467029"></script>
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+    <script src="/hono/docs/js/hugo-learn.js?1609467029"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1609380624" type="text/css" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1609380624"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1609467029" type="text/css" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1609467029"></script>
     <script>
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diff --git a/docs/1.4/user-guide/device-registry/index.html b/docs/1.4/user-guide/device-registry/index.html
index cfbbf01..6fe73c6 100644
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@@ -21,19 +21,19 @@
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+    <link href="/hono/docs/css/nucleus.css?1609467030" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1609467030" rel="stylesheet">
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+    <link href="/hono/docs/css/featherlight.min.css?1609467030" rel="stylesheet">
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-    <script src="/hono/docs/js/jquery-2.x.min.js?1609380625"></script>
+    <script src="/hono/docs/js/jquery-2.x.min.js?1609467030"></script>
 
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-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1609380625"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1609467030"></script>
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+<script type="text/javascript" src="/hono/docs/js/search.js?1609467030"></script>
 
     
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-<p>&copy; 2020 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
+<p>&copy; 2021 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
 
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     Documentation built with
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-    <script src="/hono/docs/js/html5shiv-printshiv.min.js?1609380625"></script>
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+    <script src="/hono/docs/js/clipboard.min.js?1609467031"></script>
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+    <script src="/hono/docs/js/modernizr.custom.71422.js?1609467031"></script>
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-    <script src="/hono/docs/mermaid/mermaid.js?1609380625"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1609467031" type="text/css" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1609467031"></script>
     <script>
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diff --git a/docs/1.4/user-guide/file-based-device-registry/index.html b/docs/1.4/user-guide/file-based-device-registry/index.html
index 42f2838..5bd4294 100644
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-    <script src="/hono/docs/js/jquery-2.x.min.js?1609380623"></script>
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-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1609380624"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1609467029"></script>
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+<script type="text/javascript" src="/hono/docs/js/search.js?1609467029"></script>
 
     
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-<p>&copy; 2020 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
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 <p>
     Documentation built with
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+    <script src="/hono/docs/js/featherlight.min.js?1609467029"></script>
+    <script src="/hono/docs/js/html5shiv-printshiv.min.js?1609467029"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1609467029"></script>
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+    <script src="/hono/docs/js/modernizr.custom.71422.js?1609467029"></script>
+    <script src="/hono/docs/js/learn.js?1609467029"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1609467029"></script>
 
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-    <script src="/hono/docs/mermaid/mermaid.js?1609380624"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1609467029" type="text/css" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1609467029"></script>
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diff --git a/docs/1.4/user-guide/http-adapter/index.html b/docs/1.4/user-guide/http-adapter/index.html
index 59f15f5..b10d173 100644
--- a/docs/1.4/user-guide/http-adapter/index.html
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-    <link href="/hono/docs/css/theme.css?1609380623" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1609380623" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1609467029" rel="stylesheet">
     
-      <link href="/hono/docs/css/theme-hono.css?1609380623" rel="stylesheet">
+      <link href="/hono/docs/css/theme-hono.css?1609467029" rel="stylesheet">
     
 
-    <script src="/hono/docs/js/jquery-2.x.min.js?1609380623"></script>
+    <script src="/hono/docs/js/jquery-2.x.min.js?1609467029"></script>
 
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       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
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-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1609380623"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1609467029"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1609467029"></script>
 <script type="text/javascript">
     
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-<script type="text/javascript" src="/hono/docs/js/search.js?1609380623"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1609467029"></script>
 
     
   </div>
@@ -1550,7 +1550,7 @@
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-<p>&copy; 2020 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
+<p>&copy; 2021 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
 
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-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1609380625"></script>
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-    <script src="/hono/docs/js/html5shiv-printshiv.min.js?1609380625"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1609380625"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1609467029"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1609467029"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1609467029"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1609467029"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1609467029"></script>
+    <script src="/hono/docs/js/html5shiv-printshiv.min.js?1609467029"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1609467029"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom.71422.js?1609380625"></script>
-    <script src="/hono/docs/js/learn.js?1609380625"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1609380625"></script>
+    <script src="/hono/docs/js/modernizr.custom.71422.js?1609467029"></script>
+    <script src="/hono/docs/js/learn.js?1609467029"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1609467029"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1609380625" type="text/css" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1609380625"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1609467029" type="text/css" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1609467029"></script>
     <script>
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diff --git a/docs/1.4/user-guide/index.html b/docs/1.4/user-guide/index.html
index cef78bc..d6ebf93 100644
--- a/docs/1.4/user-guide/index.html
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-    <link href="/hono/docs/css/theme.css?1609380623" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1609380623" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1609467029" rel="stylesheet">
     
-      <link href="/hono/docs/css/theme-hono.css?1609380623" rel="stylesheet">
+      <link href="/hono/docs/css/theme-hono.css?1609467029" rel="stylesheet">
     
 
-    <script src="/hono/docs/js/jquery-2.x.min.js?1609380623"></script>
+    <script src="/hono/docs/js/jquery-2.x.min.js?1609467029"></script>
 
     <style type="text/css">
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
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 </div>
 
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-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1609380623"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1609467029"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1609467029"></script>
 <script type="text/javascript">
     
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 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1609380623"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1609467029"></script>
 
     
   </div>
@@ -1550,7 +1550,7 @@
     <section id="footer">
       
 
-<p>&copy; 2020 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
+<p>&copy; 2021 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
 
 <p>
     Documentation built with
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-    <script src="/hono/docs/js/html5shiv-printshiv.min.js?1609380624"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1609380624"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1609467029"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1609467029"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1609467029"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1609467029"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1609467029"></script>
+    <script src="/hono/docs/js/html5shiv-printshiv.min.js?1609467029"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1609467029"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom.71422.js?1609380624"></script>
-    <script src="/hono/docs/js/learn.js?1609380624"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1609380624"></script>
+    <script src="/hono/docs/js/modernizr.custom.71422.js?1609467029"></script>
+    <script src="/hono/docs/js/learn.js?1609467029"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1609467029"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1609380624" type="text/css" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1609380624"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1609467029" type="text/css" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1609467029"></script>
     <script>
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diff --git a/docs/1.4/user-guide/jmeter_load_tests/index.html b/docs/1.4/user-guide/jmeter_load_tests/index.html
index 01ea07d..9f6d52d 100644
--- a/docs/1.4/user-guide/jmeter_load_tests/index.html
+++ b/docs/1.4/user-guide/jmeter_load_tests/index.html
@@ -21,19 +21,19 @@
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-    <link href="/hono/docs/css/theme.css?1609380623" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1609380623" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1609467029" rel="stylesheet">
     
-      <link href="/hono/docs/css/theme-hono.css?1609380623" rel="stylesheet">
+      <link href="/hono/docs/css/theme-hono.css?1609467029" rel="stylesheet">
     
 
-    <script src="/hono/docs/js/jquery-2.x.min.js?1609380623"></script>
+    <script src="/hono/docs/js/jquery-2.x.min.js?1609467029"></script>
 
     <style type="text/css">
       :root #header + #content > #left > #rlblock_left{
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 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1609380623"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1609380623"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1609467029"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1609467029"></script>
 <script type="text/javascript">
     
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-<script type="text/javascript" src="/hono/docs/js/search.js?1609380623"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1609467029"></script>
 
     
   </div>
@@ -1478,7 +1478,7 @@
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-<p>&copy; 2020 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
+<p>&copy; 2021 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
 
 <p>
     Documentation built with
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-    <script src="/hono/docs/js/html5shiv-printshiv.min.js?1609380624"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1609380624"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1609467030"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1609467030"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1609467030"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1609467030"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1609467030"></script>
+    <script src="/hono/docs/js/html5shiv-printshiv.min.js?1609467030"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1609467030"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom.71422.js?1609380624"></script>
-    <script src="/hono/docs/js/learn.js?1609380624"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1609380624"></script>
+    <script src="/hono/docs/js/modernizr.custom.71422.js?1609467030"></script>
+    <script src="/hono/docs/js/learn.js?1609467030"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1609467030"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1609380624" type="text/css" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1609380624"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1609467030" type="text/css" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1609467030"></script>
     <script>
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diff --git a/docs/1.4/user-guide/kura-adapter/index.html b/docs/1.4/user-guide/kura-adapter/index.html
index 9a79793..d99554a 100644
--- a/docs/1.4/user-guide/kura-adapter/index.html
+++ b/docs/1.4/user-guide/kura-adapter/index.html
@@ -21,19 +21,19 @@
     <title>Kura Adapter :: Eclipse Hono&trade; Vers.: 1.4</title>
 
     
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-    <link href="/hono/docs/css/theme.css?1609380623" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1609380623" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1609467029" rel="stylesheet">
     
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+      <link href="/hono/docs/css/theme-hono.css?1609467029" rel="stylesheet">
     
 
-    <script src="/hono/docs/js/jquery-2.x.min.js?1609380623"></script>
+    <script src="/hono/docs/js/jquery-2.x.min.js?1609467029"></script>
 
     <style type="text/css">
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
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 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1609380623"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1609380623"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1609467029"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1609467029"></script>
 <script type="text/javascript">
     
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-<script type="text/javascript" src="/hono/docs/js/search.js?1609380623"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1609467029"></script>
 
     
   </div>
@@ -1550,7 +1550,7 @@
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-<p>&copy; 2020 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
+<p>&copy; 2021 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
 
 <p>
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     </div>
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-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1609380625"></script>
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-    <script src="/hono/docs/js/html5shiv-printshiv.min.js?1609380625"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1609380625"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1609467029"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1609467029"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1609467029"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1609467029"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1609467029"></script>
+    <script src="/hono/docs/js/html5shiv-printshiv.min.js?1609467029"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1609467029"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom.71422.js?1609380625"></script>
-    <script src="/hono/docs/js/learn.js?1609380625"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1609380625"></script>
+    <script src="/hono/docs/js/modernizr.custom.71422.js?1609467029"></script>
+    <script src="/hono/docs/js/learn.js?1609467029"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1609467029"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1609380625" type="text/css" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1609380625"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1609467029" type="text/css" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1609467029"></script>
     <script>
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diff --git a/docs/1.4/user-guide/mongodb-based-device-registry/index.html b/docs/1.4/user-guide/mongodb-based-device-registry/index.html
index 1d2a8dd..edc77c3 100644
--- a/docs/1.4/user-guide/mongodb-based-device-registry/index.html
+++ b/docs/1.4/user-guide/mongodb-based-device-registry/index.html
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-    <link href="/hono/docs/css/nucleus.css?1609380623" rel="stylesheet">
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-    <link href="/hono/docs/css/theme.css?1609380623" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1609380623" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1609467029" rel="stylesheet">
     
-      <link href="/hono/docs/css/theme-hono.css?1609380623" rel="stylesheet">
+      <link href="/hono/docs/css/theme-hono.css?1609467029" rel="stylesheet">
     
 
-    <script src="/hono/docs/js/jquery-2.x.min.js?1609380623"></script>
+    <script src="/hono/docs/js/jquery-2.x.min.js?1609467029"></script>
 
     <style type="text/css">
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
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 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1609380623"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1609380623"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1609467029"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1609467029"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.4";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1609380623"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1609467029"></script>
 
     
   </div>
@@ -1478,7 +1478,7 @@
     <section id="footer">
       
 
-<p>&copy; 2020 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
+<p>&copy; 2021 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
 
 <p>
     Documentation built with
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-    <script src="/hono/docs/js/html5shiv-printshiv.min.js?1609380624"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1609380624"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1609467029"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1609467029"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1609467029"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1609467029"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1609467029"></script>
+    <script src="/hono/docs/js/html5shiv-printshiv.min.js?1609467029"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1609467029"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom.71422.js?1609380624"></script>
-    <script src="/hono/docs/js/learn.js?1609380624"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1609380624"></script>
+    <script src="/hono/docs/js/modernizr.custom.71422.js?1609467029"></script>
+    <script src="/hono/docs/js/learn.js?1609467029"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1609467029"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1609380624" type="text/css" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1609380624"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1609467029" type="text/css" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1609467029"></script>
     <script>
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diff --git a/docs/1.4/user-guide/mqtt-adapter/index.html b/docs/1.4/user-guide/mqtt-adapter/index.html
index e26e7a0..39aabd7 100644
--- a/docs/1.4/user-guide/mqtt-adapter/index.html
+++ b/docs/1.4/user-guide/mqtt-adapter/index.html
@@ -21,19 +21,19 @@
     <title>MQTT Adapter :: Eclipse Hono&trade; Vers.: 1.4</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1609380623" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1609380623" rel="stylesheet">
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-    <link href="/hono/docs/css/theme.css?1609380623" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1609380623" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1609467029" rel="stylesheet">
     
-      <link href="/hono/docs/css/theme-hono.css?1609380623" rel="stylesheet">
+      <link href="/hono/docs/css/theme-hono.css?1609467029" rel="stylesheet">
     
 
-    <script src="/hono/docs/js/jquery-2.x.min.js?1609380623"></script>
+    <script src="/hono/docs/js/jquery-2.x.min.js?1609467029"></script>
 
     <style type="text/css">
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
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 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1609380623"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1609380623"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1609467029"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1609467029"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.4";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1609380623"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1609467029"></script>
 
     
   </div>
@@ -1550,7 +1550,7 @@
     <section id="footer">
       
 
-<p>&copy; 2020 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
+<p>&copy; 2021 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
 
 <p>
     Documentation built with
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-    <script src="/hono/docs/js/html5shiv-printshiv.min.js?1609380624"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1609380624"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1609467029"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1609467029"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1609467029"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1609467029"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1609467029"></script>
+    <script src="/hono/docs/js/html5shiv-printshiv.min.js?1609467029"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1609467029"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom.71422.js?1609380624"></script>
-    <script src="/hono/docs/js/learn.js?1609380624"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1609380624"></script>
+    <script src="/hono/docs/js/modernizr.custom.71422.js?1609467029"></script>
+    <script src="/hono/docs/js/learn.js?1609467029"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1609467029"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1609380624" type="text/css" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1609380624"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1609467029" type="text/css" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1609467029"></script>
     <script>
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     </script>
diff --git a/docs/1.4/user-guide/sigfox-adapter/index.html b/docs/1.4/user-guide/sigfox-adapter/index.html
index a170c3a..7642ae7 100644
--- a/docs/1.4/user-guide/sigfox-adapter/index.html
+++ b/docs/1.4/user-guide/sigfox-adapter/index.html
@@ -21,19 +21,19 @@
     <title>Sigfox Adapter :: Eclipse Hono&trade; Vers.: 1.4</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1609380623" rel="stylesheet">
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-    <link href="/hono/docs/css/theme.css?1609380623" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1609380623" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1609467029" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1609467029" rel="stylesheet">
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+    <link href="/hono/docs/css/hugo-theme.css?1609467029" rel="stylesheet">
     
-      <link href="/hono/docs/css/theme-hono.css?1609380623" rel="stylesheet">
+      <link href="/hono/docs/css/theme-hono.css?1609467029" rel="stylesheet">
     
 
-    <script src="/hono/docs/js/jquery-2.x.min.js?1609380623"></script>
+    <script src="/hono/docs/js/jquery-2.x.min.js?1609467029"></script>
 
     <style type="text/css">
       :root #header + #content > #left > #rlblock_left{
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 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1609380624"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1609380624"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1609467029"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1609467029"></script>
 <script type="text/javascript">
     
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 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1609380624"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1609467029"></script>
 
     
   </div>
@@ -1550,7 +1550,7 @@
     <section id="footer">
       
 
-<p>&copy; 2020 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
+<p>&copy; 2021 <a href="https://www.eclipse.org/hono/">The Eclipse Hono Project</a></p>
 
 <p>
     Documentation built with
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-    <script src="/hono/docs/js/html5shiv-printshiv.min.js?1609380624"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1609380624"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1609467030"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1609467030"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1609467030"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1609467030"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1609467030"></script>
+    <script src="/hono/docs/js/html5shiv-printshiv.min.js?1609467030"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1609467030"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom.71422.js?1609380624"></script>
-    <script src="/hono/docs/js/learn.js?1609380624"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1609380624"></script>
+    <script src="/hono/docs/js/modernizr.custom.71422.js?1609467030"></script>
+    <script src="/hono/docs/js/learn.js?1609467030"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1609467030"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1609380624" type="text/css" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1609380624"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1609467030" type="text/css" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1609467030"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>