Fixed dead Matej Horvat links

Author: splorp

index.html

@@ -200,14 +200,13 @@ <h2 id="tools">Development Tools</h2>
 				</ul>
 			</dd>
 
-			<dt id="nsm"><a href="http://matejhorvat.si/en/software/nsm/">NSM</a></dt>
+			<dt id="nsm"><a href="https://web.archive.org/web/20190415082717/http://matejhorvat.si/en/software/nsm/">NSM</a></dt>
 			<dd>
 				<p>A portable NewtonScript bytecode virtual machine.</p>
 				<ul class="metadata">
 					<li>Author: <a href="http://matejhorvat.si/en/">Matej Horvat</a></li>
 					<li>Platform: DOS, Haiku, Mac OS X, OS/2, Windows</li>
 					<li>License: Freeware</li>
-					<li>Mirror: <a href="https://web.archive.org/web/20190415082717/http://matejhorvat.si/en/software/nsm/">Internet Archive</a></li>
 				</ul>
 			</dd>
 
@@ -508,13 +507,12 @@ <h2 id="docs">Documentation</h2>
 				</ul>
 			</dd>
 
-			<dt><a href="http://matejhorvat.si/en/ns/nferrata.htm">Newton Formats Errata</a></dt>
+			<dt><a href="https://web.archive.org/web/20190415082721/http://matejhorvat.si/en/ns/nferrata.htm">Newton Formats Errata</a></dt>
 			<dd>
 				<p>Unofficial corrections to errors found in Apple's <em>Newton Formats</em> documentation.</p>
 				<ul class="metadata">
 					<li>Author: <a href="http://matejhorvat.si/en/">Matej Horvat</a></li>
 					<li>Format: HTML</li>
-					<li>Mirror: <a href="https://web.archive.org/web/20190415082721/http://matejhorvat.si/en/ns/nferrata.htm">Internet Archive</a></li>
 				</ul>
 			</dd>