Add link to the online slides

ldionne · ldionne · commit 904dd8aa7616 · 2018-04-13T13:15:09.000+01:00
diff --git a/index.html b/index.html
@@ -37,6 +37,11 @@
 
 ====
 
+- These slides are available at: https://ldionne.com/accu-2018-runtime-polymorphism
+- Their source code is available at: https://github.com/ldionne/accu-2018-runtime-polymorphism
+
+====
+
 <!-- .slide: class="slide-hidden" -->
 
 ### Font test
