More work on presentation + improves auto images

Added more slides

Auto graphics now work for xkcd and ansi shell output

bin/ansi2svg

@@ -0,0 +1,82 @@
+#!/usr/bin/env node
+// Relies on this being installed: https://github.com/F1LT3R/ansi-to-svg
+const {stdin} = process;
+
+const ansiToSVG = require('ansi-to-svg')
+
+getStdin = async () => {
+	let result = '';
+
+	if (stdin.isTTY) {
+		return result;
+	}
+
+	stdin.setEncoding('utf8');
+
+	for await (const chunk of stdin) {
+		result += chunk;
+	}
+
+	return result;
+};
+
+(async () => {
+	// Returns an SVG string
+	console.log(ansiToSVG(await getStdin(), {
+		// Defaults to  2x for Retina compatibility
+		scale: 2,
+
+		// Font settings
+		fontFace: 'Courier',
+		fontSize: 14,
+		lineHeight: 18,
+
+		// Padding
+		paddingTop: 5,
+		paddingLeft: 5,
+		paddingBottom: 5,
+		paddingRight: 5,
+
+		// Supply an iTerm2 Color file
+		colors: './base16-flat-dark-f1lt3r-256.itermcolors',
+
+		// Or override the default colors
+		// (all defaults shown here)
+		colors: {
+			black: '#000000',
+			red: '#B22222',
+			green: '#32CD32',
+			yellow: '#DAA520',
+			blue: '#4169E1',
+			magenta: '#9932CC',
+			cyan: '#008B8B',
+			white: '#D3D3D3',
+			gray: '#A9A9A9',
+			redBright: '#FF4500',
+			greenBright: '#ADFF2F',
+			yellowBright: '#FFFF00',
+			blueBright: '#87CEEB',
+			magentaBright: '#FF00FF',
+			cyanBright: '#00FFFF',
+			whiteBright: '#FFFFFF',
+			bgBlack: '#000000',
+			bgRed: '#B22222',
+			bgGreen: '#32CD32',
+			bgYellow: '#DAA520',
+			bgBlue: '#4169E1',
+			bgMagenta: '#9932CC',
+			bgCyan: '#008B8B',
+			bgWhite: '#D3D3D3',
+			bgGray: '#A9A9A9',
+			bgRedBright: '#FF0000',
+			bgGreenBright: '#ADFF2F',
+			bgYellowBright: '#FFFF00',
+			bgBlueBright: '#87CEEB',
+			bgMagentaBright: '#FF00FF',
+			bgCyanBright: '#00FFFF',
+			bgWhiteBright: '#FFFFFF',
+			backgroundColor: '#000000',
+			foregroundColor: '#D3D3D3'
+		}
+	}))
+})();

bin/get-auto-graphics

@@ -3,4 +3,4 @@ grep -o '\\includegraphics.*\}' main.latex |
 	cut -d'{' -f2 |
 	cut -d'}' -f 1 |
 	grep '^auto-' |
-	awk '{print "./auto-images/" $1 ".png"}'
+	awk '{print "./auto-images/" $1}'