Display lebd version info in the footer next to the license info

templates/default-layout-wrapper.hamlet

@@ -7,6 +7,7 @@ $doctype 5
     <title>#{pageTitle pc}
     <meta name="description" content="">
     <meta name="author" content="">
+    <meta name="generator" content="#{appName $ appSettings master} #{appVersion}">
     $maybe route <- mcurrentRoute
       <link rel="canonical" href=@{route}>
 

templates/default-layout.cassius

@@ -13,3 +13,5 @@ body
   > footer
     text-align: center
     padding-bottom: 1em
+    display: flex
+    justify-content: space-evenly

templates/default-layout.hamlet

@@ -28,5 +28,9 @@
     ^{widget}
 
 <footer>
-    All content on this site is licensed under
-    a <a rel="license" href="//creativecommons.org/licenses/by-sa/4.0/">Creative Commons Attribution-ShareAlike 4.0 International License</a>.
+    <p>
+        all content licensed under
+        <a rel="license" href="https://creativecommons.org/licenses/by-sa/4.0/">cc by-sa 4.0
+    <p>
+        powered by
+        <a href="#{appRepository $ appSettings master}/tree/#{appVersion}">#{appName $ appSettings master} #{appVersion}