bump tooling, remove css from head

Author: SteveLLamb

doc/main.html

@@ -6,7 +6,6 @@
   <meta http-equiv="x-ua-compatible" content="ie=edge" />
   <meta name="viewport" content="width=device-width, initial-scale=1" />
   <script src="../tooling/smpte.js"></script>
-  <link rel="stylesheet" href="../tooling/css/smpte.css" />
   <meta itemprop="pubType" content="AG" />
   <meta itemprop="pubNumber" content="21" />
   <meta itemprop="pubState" content="draft" />