Add example code to Summaries

I was initially confused about how to use summaries. The only example code I found in the docs was on the page for list nodes, but that uses `Render "summary"`, which is for views, not an article summary. I thought a little example here might clarify the issue for future users.
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philgs 2015-01-05 06:15:49 -05:00 committed by bep
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@ -29,3 +29,14 @@ If the summary content divider exists within a piece of content, Hugo will split
When using user-defined summaries, <code>&#60;&#33;&#45;&#45;more&#45;&#45;&#62;</code>, Hugo will preserve the HTML in the summary. When using user-defined summaries, <code>&#60;&#33;&#45;&#45;more&#45;&#45;&#62;</code>, Hugo will preserve the HTML in the summary.
The summary content divider only applies to the content that it appears in. The summary content divider only applies to the content that it appears in.
## Showing Summaries
You can show content summaries with the following code. You could do this, for example, on a [list](/templates/list/) node.
{{ range first 10 .Data.Pages }}
<div class="summary">
<h4><a href="{{ .Permalink }}">{{ .Title }}</a></h4>
{{ .Summary }}
</div>
{{ end }}