feat: add social icons and template bug fixes

layouts/partials/head.html

@@ -1,6 +1,17 @@
 <div class="header">
-	<h1>{{ .Site.Title }}</h1>
-	<h2>{{ .Site.Params.TitleTag | markdownify }}</h2>
+	<h1 class="site-title">{{ .Site.Title }}</h1>
+	<div class="site-description">
+		{{- if isset .Site.Params "subtitle" -}}
+		<h2>{{ .Site.Params.Subtitle | markdownify }}</h2>
+		{{- end -}}
+		<nav class="nav social">
+			<ul class="flat">
+				{{- range $index, $key := .Site.Params.Social -}}
+				<a href="{{ $key.link }}" title="{{ $key.name }}"><i data-feather="{{ $key.icon }}"></i></a>
+				{{- end -}}
+			</ul>
+		</nav>
+	</div>
 
 	<nav class="nav">
 		<ul class="flat">