Merge github.com:cplusplus/parallelism-ts

Author: jaredhoberock

algorithms.html

@@ -315,9 +315,11 @@ <h1><code>ExecutionPolicy</code> algorithm overloads</h1>
           </tr>
       </table>
 
+      <ins2>
       <cxx-note>
       Not all algorithms in the Standard Library have counterparts in <cxx-ref to="tab.parallel.algorithms"></cxx-ref>.
       </cxx-note>
+      </ins2>
     </cxx-section>
   </cxx-section>
 

exceptions.html

@@ -126,7 +126,7 @@ <h1>Header <code>&lt;experimental/exception_list&gt;</code> synopsis</h1>
 
       <cxx-function>
         <cxx-signature>
-          const char* what() const noexcept;
+          const char* what() const noexcept override;
         </cxx-signature>
 
         <cxx-returns>

parallelism-ts.html

@@ -1481,7 +1481,7 @@ <h1>Contents</h1>
       <cxx-function para_num="10" id="parallel.exceptions.synopsis.10">
 
     <pre><code><cxx-signature>
-          const char* what() const noexcept;
+          const char* what() const noexcept override;
         </cxx-signature></code></pre>
 
     <dl>
@@ -1885,12 +1885,14 @@ <h1>Contents</h1>
       </tbody>
   </table>
 
+      <ins2>
       <cxx-note><span class="nowrap">[ <em>Note:</em></span>
 
       Not all algorithms in the Standard Library have counterparts in <cxx-ref to="tab.parallel.algorithms"><a title="tab.parallel.algorithms" href="#tab.parallel.algorithms">Table 1</a></cxx-ref>.
 
     <span class="nowrap">— <em>end note</em> ]</span>
   </cxx-note>
+      </ins2>
 
     </section>
   </cxx-section>