Add admin dashboard link to dropdown navs

templates/user/include/header.tmpl

@@ -24,6 +24,7 @@
 						<li><a href="/me/c/{{.Username}}">Customize</a></li>
 						<li><a href="/me/c/{{.Username}}/stats">Stats</a></li>
 						<li class="separator"><hr /></li>
+						{{if .IsAdmin}}<li><a href="/admin">Admin</a></li>{{end}}
 						<li><a href="/me/settings">Settings</a></li>
 						<li><a href="/me/export">Export</a></li>
 						<li class="separator"><hr /></li>
@@ -41,6 +42,7 @@
 		<nav id="user-nav">
 			<nav class="dropdown-nav">
 				<ul><li><a>{{.Username}}</a> <img class="ic-18dp" src="/img/ic_down_arrow_dark@2x.png" /><ul>
+						{{if .IsAdmin}}<li><a href="/admin">Admin dashboard</a></li>{{end}}
 						<li><a href="/me/settings">Account settings</a></li>
 						<li><a href="/me/export">Export</a></li>
 						{{if .CanInvite}}<li><a href="/me/invites">Invite people</a></li>{{end}}