Regenerated the acknowledgement file (status of 2019-11-16)

Author: iherman

ack-script/acknowledgements.html

@@ -6,35 +6,33 @@ <h2>Acknowledgements</h2>
     </p>
 
     <ul class="ack">
-        <li>Timothy Cole (University of Illinois at Urbana-Champaign)</li>
+                <li>Timothy Cole (University of Illinois at Urbana-Champaign)</li>
         <li>Ivan Herman (W3C Staff)</li>
         <li>Jeff Mixter (OCLC (Online Computer Library Center, Inc.))</li>
         <li>David Lehn (Digital Bazaar)</li>
         <li>David Newbury (J. Paul Getty Trust)</li>
-        <li>Robert Sanderson (J. Paul Getty Trust, co-chair)</li>
+        <li>Robert Sanderson (J. Paul Getty Trust, chair)</li>
         <li>Harold Solbrig (Johns Hopkins Institute for Clinical and Translational Research)</li>
         <li>Simon Steyskal (WU (Wirschaftsuniversität Wien) - Vienna University of Economics and Business)</li>
         <li>A Soroka (Apache Software Foundation)</li>
         <li>Ruben Taelman (Imec vzw)</li>
-        <li>Benjamin Young (Wiley, co-chair)</li>
-        <li>Manu Sporny (Digital Bazaar)</li>
+        <li>Benjamin Young (Wiley, chair)</li>
     </ul>
 
     <p>Additionally, the following people were members of the Working Group at the time of publication:</p>
 
     <ul class="ack">
-        <li>Christopher Allen (Spec-Ops)</li>
-        <li>Steve Blackmon (Apache Software Foundation)</li>
+                <li>Steve Blackmon (Apache Software Foundation)</li>
         <li>Dan Brickley (Google, Inc.)</li>
         <li>Newton Calegari (NIC.br - Brazilian Network Information Center)</li>
         <li>Victor Charpenay (Siemens AG)</li>
-        <li>Alejandra Gonzalez Beltran (University of Oxford)</li>
         <li>Sebastian Käbisch (Siemens AG)</li>
         <li>Axel Polleres (WU (Wirschaftsuniversität Wien) - Vienna University of Economics and Business)</li>
         <li>Leonard Rosenthol (Adobe)</li>
         <li>Jean-Yves ROSSI (CANTON CONSULTING)</li>
         <li>Antoine Roulin (CANTON CONSULTING)</li>
-        <li>Clément Wargnier de Wailly (CANTON CONSULTING)</li>
+        <li>Manu Sporny (Digital Bazaar)</li>
+        <li>Clément Warnier de Wailly (CANTON CONSULTING)</li>
     </ul>
 
     <p>