Add an optional date field

go/blog/blog.go

	Title   string `yaml:"title"`
	URL     string `yaml:"url"`
	Content string `yaml:"content"`
	Date    string `yaml:"date"`
	Type    string `yaml:"type"`
}
var shellTmpl = template.Must(template.New("shell").
	Funcs(funcs).Parse(`
<article id="{{ .Id }}" class="shell">
	<h1><code class="language-shell">{{ .Title }}</code></h1>
	<header>
		<h1><code class="language-shell">{{ .Title }}</code></h1>
		{{- if .Date }}<time>{{ .Date }}</time>{{ end -}}
	</header>
	{{- if .Content }}
	{{ markdown .Content }}
var linkTmpl = template.Must(template.New("link").
	Funcs(funcs).Parse(`
<article id="{{ .Id }}" class="link">
	<h1><a href="{{ .URL }}">{{ .Title }}</a></h1>
	<header>
		<h1><a href="{{ .URL }}">{{ .Title }}</a></h1>
		{{- if .Date }}<time>{{ .Date }}</time>{{ end -}}
	</header>
	{{- if .Content }}
	{{ markdown .Content }}

go/blog/blog.yaml

    Find infrequently used binaries on your system.  `ls --time=atime`
    is the key here, it uses the access time instead of the modification
    time, which is the default.
  date: "2016-09-20"
  type: shell
- title: XOXO Festival videos (2012-2015)
  url: https://www.youtube.com/user/xoxofest/videos
  content: Unfortunately, the ones for 2016 are missing.  I'm not sure if there will be video, I haven't found anything official so far.
  date: "2016-09-24"
  type: link