fix download links for archived 1.16 release artifacts
diff --git a/download.html b/download.html
index 0d89739..66f5052 100644
--- a/download.html
+++ b/download.html
@@ -109,15 +109,15 @@
<p class="no-y-space"><strong>Latest stable release:</strong></p>
<ul>
- <li><a onclick="_gaq.push(['_trackEvent', 'Outbound Links', 'Click', 'madlib-1.16-src.tar.gz']);" href="https://dist.apache.org/repos/dist/release/madlib/1.16/apache-madlib-1.16-src.tar.gz">Source code tar.gz</a> (<a href="https://www.apache.org/dist/madlib/1.16/apache-madlib-1.16-src.tar.gz.asc">pgp</a>, <a href="https://www.apache.org/dist/madlib/1.16/apache-madlib-1.16-src.tar.gz.sha512">sha512</a>) </li>
+ <li><a onclick="_gaq.push(['_trackEvent', 'Outbound Links', 'Click', 'madlib-1.16-src.tar.gz']);" href="https://archive.apache.org/dist/madlib/1.16/apache-madlib-1.16-src.tar.gz">Source code tar.gz</a> (<a href="https://archive.apache.org/dist/madlib/1.16/apache-madlib-1.16-src.tar.gz.asc">pgp</a>, <a href="https://archive.apache.org/dist/madlib/1.16/apache-madlib-1.16-src.tar.gz.sha512">sha512</a>) </li>
- <li><a onclick="_gaq.push(['_trackEvent', 'Outbound Links', 'Click', 'madlib-1.16-bin-Linux-GPDB43.rpm']);" href="https://dist.apache.org/repos/dist/release/madlib/1.16/apache-madlib-1.16-bin-Linux-GPDB43.rpm">Linux</a> (<a href="https://www.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Linux-GPDB43.rpm.asc">pgp</a>, <a href="https://www.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Linux-GPDB43.rpm.sha512">sha512</a>) — CentOS / Red Hat 5 and higher (64 bit). GPDB 4.3.x.</li>
+ <li><a onclick="_gaq.push(['_trackEvent', 'Outbound Links', 'Click', 'madlib-1.16-bin-Linux-GPDB43.rpm']);" href="https://archive.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Linux-GPDB43.rpm">Linux</a> (<a href="https://archive.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Linux-GPDB43.rpm.asc">pgp</a>, <a href="https://archive.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Linux-GPDB43.rpm.sha512">sha512</a>) — CentOS / Red Hat 5 and higher (64 bit). GPDB 4.3.x.</li>
- <li><a onclick="_gaq.push(['_trackEvent', 'Outbound Links', 'Click', 'madlib-1.16-bin-Linux.rpm']);" href="https://dist.apache.org/repos/dist/release/madlib/1.16/apache-madlib-1.16-bin-Linux.rpm">Linux</a> (<a href="https://www.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Linux.rpm.asc">pgp</a>, <a href="https://www.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Linux.rpm.sha512">sha512</a>) — CentOS / Red Hat 6 and higher (64 bit). GPDB 5.x, PostgreSQL 10.x and 11.x.</li>
+ <li><a onclick="_gaq.push(['_trackEvent', 'Outbound Links', 'Click', 'madlib-1.16-bin-Linux.rpm']);" href="https://archive.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Linux.rpm">Linux</a> (<a href="https://archive.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Linux.rpm.asc">pgp</a>, <a href="https://archive.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Linux.rpm.sha512">sha512</a>) — CentOS / Red Hat 6 and higher (64 bit). GPDB 5.x, PostgreSQL 10.x and 11.x.</li>
- <li><a onclick="_gaq.push(['_trackEvent', 'Outbound Links', 'Click', 'madlib-1.16-bin-Linux.deb']);" href="https://dist.apache.org/repos/dist/release/madlib/1.16/apache-madlib-1.16-bin-Linux.deb">Linux</a> (<a href="https://www.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Linux.deb.asc">pgp</a>, <a href="https://www.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Linux.deb.sha512">sha512</a>) — Ubuntu 16.04. GPDB 5.x, PostgreSQL 10.x and 11.x.</li>
+ <li><a onclick="_gaq.push(['_trackEvent', 'Outbound Links', 'Click', 'madlib-1.16-bin-Linux.deb']);" href="https://archive.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Linux.deb">Linux</a> (<a href="https://archive.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Linux.deb.asc">pgp</a>, <a href="https://archive.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Linux.deb.sha512">sha512</a>) — Ubuntu 16.04. GPDB 5.x, PostgreSQL 10.x and 11.x.</li>
- <li><a onclick="_gaq.push(['_trackEvent', 'Outbound Links', 'Click', 'madlib-1.16-bin-Darwin.dmg']);" href="https://dist.apache.org/repos/dist/release/madlib/1.16/apache-madlib-1.16-bin-Darwin.dmg">Mac OS X</a> (<a href="https://www.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Darwin.dmg.asc">pgp</a>, <a href="https://www.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Darwin.dmg.sha512">sha512</a>) — OS 10.6 and higher. PostgreSQL 10.x and 11.x.</li>
+ <li><a onclick="_gaq.push(['_trackEvent', 'Outbound Links', 'Click', 'madlib-1.16-bin-Darwin.dmg']);" href="https://archive.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Darwin.dmg">Mac OS X</a> (<a href="https://archive.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Darwin.dmg.asc">pgp</a>, <a href="https://archive.apache.org/dist/madlib/1.16/apache-madlib-1.16-bin-Darwin.dmg.sha512">sha512</a>) — OS 10.6 and higher. PostgreSQL 10.x and 11.x.</li>
</ul>
<h3>v1.15.1</h3>
