Add favicon from realfavicongenerator.net

For now it's just a simple map of Jordan from amCharts.

See: https://www.amcharts.com/svg-maps/?map=jordan

layouts/partial/head-custom.html

@@ -0,0 +1,8 @@
+<link rel="apple-touch-icon" sizes="180x180" href="/apple-touch-icon.png">
+<link rel="icon" type="image/png" href="/favicon-32x32.png" sizes="32x32">
+<link rel="icon" type="image/png" href="/favicon-16x16.png" sizes="16x16">
+<link rel="manifest" href="/manifest.json">
+<link rel="mask-icon" href="/safari-pinned-tab.svg" color="#5bbad5">
+<meta name="apple-mobile-web-app-title" content="Picturing Jordan">
+<meta name="application-name" content="Picturing Jordan">
+<meta name="theme-color" content="#ffffff">