Add install SVG

Author: gpotter2

img/404.png

@@ -45,6 +45,8 @@ The same code base now runs natively on both Python 2 and Python 3.
 {: .box-note}
 ## [Get started with Scapy](https://scapy.readthedocs.io/en/latest/introduction.html)
 
+![Scapy installation](./img/animation-scapy-install.svg)
+
 ## Help, documentation