message: Remove duplicate meta tag.
diff: <base href="[[ .BasePath ]]">
  <meta charset="utf-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
  - <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Tectonic Console</title>
  <meta name="description" content="">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  