Refactor noisy vars into exps

layouts/_default/list.atom.xml

@@ -104,9 +104,7 @@
     {{ end }}
 
     {{ range $subpages }}
-        {{ $include := not (.Param "paige.exclude_feeds") }}
-
-        {{ if $include }}
+        {{ if not (.Param "paige.exclude_feeds") }}
             <entry>
                 {{ $content := .Content }}
                 {{ $external := and .Params.link (not (.Param "paige.feeds.disable_link")) | not | not }}

layouts/_default/list.rss.xml

@@ -92,9 +92,7 @@
         {{ end }}
 
         {{ range $subpages }}
-            {{ $include := not (.Param "paige.exclude_feeds") }}
-
-            {{ if $include }}
+            {{ if not (.Param "paige.exclude_feeds") }}
                 <item>
                     {{ $author := "" }}
                     {{ $authors := partial "paige/func-authors.html" . }}

layouts/partials/paige/site-header.html

@@ -13,8 +13,6 @@
 {{ $title := site.Title | markdownify | and ($page.Param "paige.site.disable_title" | not) }}
 {{ $underline := false }}
 
-{{ $header := or $breadcrumbs $description $first $last $menu $title }}
-
 {{ if eq $basePath "/" }}
     {{ $basePath = "" }}
 {{ end }}
@@ -35,7 +33,7 @@
     {{ $links = true }}
 {{ end }}
 
-{{ if $header }}
+{{ if or $breadcrumbs $description $first $last $menu $title }}
     <header id="paige-site-header">
         {{ partial "paige/func-include.html" (dict "name" "site-header-first%s.html" "page" $page) }}