Add masonry

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

layouts/gallery/list.html

@@ -0,0 +1,11 @@
+{{ define "main" }}
+  {{ $withMeta := default true .Params.withMeta }}
+  <main class="{{- if $withMeta -}}with-meta{{- end -}}">
+    {{ if $withMeta }}
+      {{ partial "list/meta.html" . }}
+    {{ end }}
+    <div class="{{- if $withMeta -}}content{{- else -}}content wide{{- end -}}">
+      {{ partial "gallery/list.html" . }}
+    </div>
+  </main>
+{{ end }}