mark exploropleth demo as coming soon

Author: arpitnarechania

index.html

@@ -133,7 +133,7 @@ <h6 class="text-secondary text-bold">Arpit Narechania, Alex Endert, Clio Andris<
                             &nbsp;&nbsp;
                             <a class="btn btn-dark btn-cta m-xs" href="https://github.com/exploropleth/exploropleth" target="_blank"><i class="fas fa-key"></i> Code (GitHub)</a>
                             &nbsp;&nbsp;
-                            <a class="btn btn-orange btn-cta m-xs" href="https://exploropleth.github.io/exploropleth" target="_blank"><i class="fas fa-rocket"></i> Live Demo</a>
+                            <a class="btn btn-orange btn-cta m-xs" href="https://exploropleth.github.io/exploropleth" target="_blank"><i class="fas fa-rocket"></i> Live Demo (coming soon)</a>
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