Update download.html

Author: PixelPickaxe

download.html

@@ -100,7 +100,7 @@ <h3>Checksum Files</h3>
                 <img src="images/icons/book-8x.png" id="dl-img" alt="Changed Files Icon" />
                 <div class="download-column">
                     <h3>Documentation</h3>
-                    <div class="dl-desc">Download the README file from GitHub.</div>
+                    <div class="dl-desc">Download the README file from GitHub. (Requires md viewer)</div>
                     <hr>
                     <a id="dl-a" href="README.md" download>
                         <div class="button-dl">