Update Build.html with alternate zip download link

The old link to InfoZip zip.exe is http only. Added an alternative
https link that gets the file from delphidabbler.com.

Fixes #137

Author: delphidabbler

Build.html

@@ -284,11 +284,19 @@ <h3>
 </h3>
 
 <p>
-  This program is used to create <em>CodeSnip</em>'s release file.
-  You can get a Windows command line version at
+  This program is used to create <em>CodeSnip</em>'s release file. The InfoZip
+  version of zip is required. You can get a Windows command line version at
   <a
     href="http://stahlforce.com/dev/index.php?tool=zipunzip"
-  >http://stahlforce.com/dev/index.php?tool=zipunzip</a>.
+  >http://stahlforce.com/dev/index.php?tool=zipunzip</a>. 
+</p>
+
+<p class="note">
+  <strong>Warning:</strong> The above link is <code>http</code> only. If you or
+  your browser object to the insecure link you can download an identical version
+  from delphidabbler.com, using the <code>https</code> protocol. See <a
+    href="https://delphidabbler.com/extras/info-zip"
+  >https://delphidabbler.com/extras/info-zip</a>.
 </p>
 
 <p>