More work on presentation + improves auto images

Added more slides

Auto graphics now work for xkcd and ansi shell output

bin/get-auto-graphics

@@ -0,0 +1,6 @@
+#!/usr/bin/env bash
+grep -o '\\includegraphics.*\}' main.latex |
+	cut -d'{' -f2 |
+	cut -d'}' -f 1 |
+	grep '^auto-' |
+	awk '{print "./auto-images/" $1}'