wix: pick up new help topics added between 1.5 and 1.6

These files are not included the 1.6.0 installer, but will be picked up by
nightly builds as soon as this makes it to the stable branch.

contrib/wix/help.wxs

@@ -1,25 +1,28 b''
 <?xml version="1.0" encoding="utf-8"?>
 <Wix xmlns="http://schemas.microsoft.com/wix/2006/wi">
 
   <?include guids.wxi ?>
 
   <Fragment>
     <DirectoryRef Id="INSTALLDIR">
       <Directory Id="helpdir" Name="help" FileSource="$(var.SourceDir)">
         <Component Id="helpFolder" Guid="$(var.helpFolder.guid)">
           <File Name="config.txt" KeyPath="yes" />
           <File Name="dates.txt" />
           <File Name="diffs.txt" />
           <File Name="environment.txt" />
           <File Name="extensions.txt" />
+          <File Name="glossary.txt" />
+          <File Name="hgweb.txt" />
           <File Name="multirevs.txt" />
           <File Name="patterns.txt" />
           <File Name="revisions.txt" />
+          <File Name="revsets.txt" />
           <File Name="templates.txt" />
           <File Name="urls.txt" />
         </Component>
       </Directory>
     </DirectoryRef>
   </Fragment>
 
 </Wix>