Consolidate list template

Rearrange styles and templates to use the list partial templates in termlite.

layouts/photos/page_summary.html

@@ -1,9 +1,16 @@
 {{- $gridSize := $.Site.Params.photos.thumbnailSize -}}
+
 {{- $thumbnail := partial "photostream/thumbnail.html" (dict "Page" . "Width" $gridSize "Height" $gridSize) -}}
 {{- $thumbnail = $thumbnail.Crop (printf "%dx%d" $gridSize $gridSize) -}}
+
 {{- $altText := $thumbnail.Params.alt -}}
+
 {{- $linkTitle := .LinkTitle | markdownify -}}
 {{- $showsTitle := le (len $linkTitle) 18 -}}
+{{- if not $showsTitle -}}
+  {{ warnf "Title for photostream item is too long for grid: %s" .Permalink }}  
+{{- end -}}
+
 <article class="photostream-item">
   {{ if $showsTitle }}
     <h3 class="photostream-item__title">{{ $linkTitle }}</h3>