Render HTML entities in Drafts list

Previously, we'd show the raw HTML entities in the summaries of Draft
posts, instead of rendering them. This fixes that.

posts.go

@@ -229,6 +229,10 @@ func (p Post) Summary() string {
 	return shortPostDescription(p.Content)
 }
 
+func (p Post) SummaryHTML() template.HTML {
+	return template.HTML(p.Summary())
+}
+
 // Excerpt shows any text that comes before a (more) tag.
 // TODO: use HTMLExcerpt in templates instead of this method
 func (p *Post) Excerpt() template.HTML {

templates/user/articles.tmpl

@@ -34,7 +34,7 @@
 			{{end}}
 			{{ end }}
 		</h4>
-		{{if .Summary}}<p>{{.Summary}}</p>{{end}}
+		{{if .Summary}}<p>{{.SummaryHTML}}</p>{{end}}
 	</div>{{end}}
 </div>{{ else }}<div id="no-posts-published"><p>You haven't saved any drafts yet.</p>
 	<p>They'll show up here once you do. {{if not .SingleUser}}Find your blog posts from the <a href="/me/c/">Blogs</a> page.{{end}}</p>