Clean trailing whitespaces

assets/_markdown.scss

@@ -30,7 +30,7 @@
   b, optgroup, strong {
     font-weight: bolder;
   }
-  
+
   a {
     text-decoration: none;
 
@@ -80,7 +80,7 @@
     border-collapse: collapse;
     margin-top: $padding-16;
     margin-bottom: $padding-16;
-  
+
     tr th, tr td {
       padding: $padding-8 $padding-16;
       border: $padding-1 solid $gray-200;

layouts/_default/baseof.html

@@ -24,7 +24,7 @@
 
       <footer class="book-footer">
         {{ template "footer" . }} <!-- Footer under page content -->
-        {{ partial "docs/inject/footer" . }}  
+        {{ partial "docs/inject/footer" . }}
       </footer>
 
       {{ template "comments" . }} <!-- Comments block -->

layouts/shortcodes/tab.html

@@ -5,7 +5,7 @@
   {{ if not (.Parent.Scratch.Get $group) }}
     {{ .Parent.Scratch.Set $group slice }}
   {{ end }}
-    
+
   {{ .Parent.Scratch.Add $group (dict "Name" $name "Content" .Inner) }}
 {{ else }}
   {{ errorf "%q: 'tab' shortcode must be inside 'tabs' shortcode" .Page.Path }}