Replace a duplicate file with a symlink.

This way there is only one file for the same contents and the file is in
a directory that has autoindex so it can be found without index.html.
This and other symlinks can be replaced with an HTTP redirect at some
later time.

index.html

@@ -159,7 +159,7 @@ <h2 class="title">
               <li> <a href="release/libpcap-1.8.1.tar.gz">libpcap-1.8.1.tar.gz</a>
                 (<a href="libpcap-changes.txt">changelog</a>)
                 (<a href="release/libpcap-1.8.1.tar.gz.sig">PGP signature</a>)</li>
-              <li> <a href="tcpdump-workers.asc">tcpdump-workers.asc</a> (tcpdump.org signing key)</li>
+              <li> <a href="release/signing-key.asc">tcpdump.org signing key</a></li>
             </ul>
           </div>
         </div>
@@ -184,7 +184,7 @@ <h2 class="title">
               <li> <a href="release/libpcap-1.8.1.tar.gz">libpcap-1.8.1.tar.gz</a>
                 (<a href="libpcap-changes.txt">changelog</a>)
                 (<a href="release/libpcap-1.8.1.tar.gz.sig">PGP signature</a>)</li>
-              <li> <a href="tcpdump-workers.asc">tcpdump-workers.asc</a> (tcpdump.org signing key)</li>
+              <li> <a href="release/signing-key.asc">tcpdump.org signing key</a></li>
             </ul>
           </div>
           <div class="entry">
@@ -205,12 +205,12 @@ <h2 class="title">
               <li> <a href="release/libpcap-1.7.4.tar.gz">libpcap-1.7.4.tar.gz</a>
                 (<a href="libpcap-changes.txt">changelog</a>)
                 (<a href="release/libpcap-1.7.4.tar.gz.sig">PGP signature</a>)</li>
-              <li> <a href="tcpdump-workers.asc">tcpdump-workers.asc</a> (tcpdump.org signing key)</li>
+              <li> <a href="release/signing-key.asc">tcpdump.org signing key</a></li>
             </ul>
           </div>
           <div class="entry">
             <p>
-              Old releases can be found at the <a href="release/">release archive</a>. Every release is provided with its corresponding PGP signature file. To download tcpdump.org signing key: [<a href="tcpdump-workers.asc">tcpdump-workers.asc</a>]
+              Old releases can be found at the <a href="release/">release archive</a>. Every release is provided with its corresponding PGP signature file (<a href="release/signing-key.asc">tcpdump.org signing key</a>).
             </p>
           </div>
         </div>

tcpdump-workers.asc

@@ -0,0 +1 @@
+release/signing-key.asc