renamed theme and first modifications

themes/naej-ananke/layouts/404.html

@@ -0,0 +1,8 @@
+{{ define "header" }}{{ partial "page-header.html" . }}{{ end }}
+{{ define "main" }}
+    <article class="center cf pv5 measure-wide-l">
+      <h1>
+        This is not the page you were looking for
+      </h1>
+    </article>
+{{ end }}