favicon fix + img added to the demo page

docs/assets/favicon/browserconfig.xml

@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="utf-8"?>
+<browserconfig><msapplication><tile><square70x70logo src="/ms-icon-70x70.png"/><square150x150logo src="/ms-icon-150x150.png"/><square310x310logo src="/ms-icon-310x310.png"/><TileColor>#ffffff</TileColor></tile></msapplication></browserconfig>

docs/assets/favicon/manifest.json

@@ -0,0 +1,41 @@
+{
+ "name": "App",
+ "icons": [
+  {
+   "src": "\/android-icon-36x36.png",
+   "sizes": "36x36",
+   "type": "image\/png",
+   "density": "0.75"
+  },
+  {
+   "src": "\/android-icon-48x48.png",
+   "sizes": "48x48",
+   "type": "image\/png",
+   "density": "1.0"
+  },
+  {
+   "src": "\/android-icon-72x72.png",
+   "sizes": "72x72",
+   "type": "image\/png",
+   "density": "1.5"
+  },
+  {
+   "src": "\/android-icon-96x96.png",
+   "sizes": "96x96",
+   "type": "image\/png",
+   "density": "2.0"
+  },
+  {
+   "src": "\/android-icon-144x144.png",
+   "sizes": "144x144",
+   "type": "image\/png",
+   "density": "3.0"
+  },
+  {
+   "src": "\/android-icon-192x192.png",
+   "sizes": "192x192",
+   "type": "image\/png",
+   "density": "4.0"
+  }
+ ]
+}

docs/index.html

@@ -10,7 +10,25 @@
 	<meta charset="utf-8" />
 	<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
 	<link rel="apple-touch-icon" sizes="76x76" href="./assets/img/apple-icon.png">
-	<link rel="icon" type="image/png" href="./assets/img/favicon.png">
+
+	<link rel="apple-touch-icon" sizes="57x57" href="./assets/favicon/apple-icon-57x57.png">
+	<link rel="apple-touch-icon" sizes="60x60" href="./assets/favicon/apple-icon-60x60.png">
+	<link rel="apple-touch-icon" sizes="72x72" href="./assets/favicon/apple-icon-72x72.png">
+	<link rel="apple-touch-icon" sizes="76x76" href="./assets/favicon/apple-icon-76x76.png">
+	<link rel="apple-touch-icon" sizes="114x114" href="./assets/favicon/apple-icon-114x114.png">
+	<link rel="apple-touch-icon" sizes="120x120" href="./assets/favicon/apple-icon-120x120.png">
+	<link rel="apple-touch-icon" sizes="144x144" href="./assets/favicon/apple-icon-144x144.png">
+	<link rel="apple-touch-icon" sizes="152x152" href="./assets/favicon/apple-icon-152x152.png">
+	<link rel="apple-touch-icon" sizes="180x180" href="./assets/favicon/apple-icon-180x180.png">
+	<link rel="icon" type="image/png" sizes="192x192"  href="./assets/favicon/android-icon-192x192.png">
+	<link rel="icon" type="image/png" sizes="32x32" href="./assets/favicon/favicon-32x32.png">
+	<link rel="icon" type="image/png" sizes="96x96" href="./assets/favicon/favicon-96x96.png">
+	<link rel="icon" type="image/png" sizes="16x16" href="./assets/favicon/favicon-16x16.png">
+	<link rel="manifest" href="./assets/favicon/manifest.json">
+	<meta name="msapplication-TileColor" content="#ffffff">
+	<meta name="msapplication-TileImage" content="./assets/favicon/ms-icon-144x144.png">
+	<meta name="theme-color" content="#ffffff">
+
 	<title>
 		First and Follow set Solver
 	</title>
@@ -70,7 +88,10 @@
 			<div class="container">
 				<div class="row">
 					<div class="col-md-8 mx-auto text-center">
-						<h3 class="display-3">First and Follow set Solver</h3>
+						<h3 class="display-3">
+							<span class="fa fa-lightbulb d-inline pr-2"></span>
+							First and Follow set Solver
+						</h3>
 						<p class="lead">Test the First and Follow set library from the comfort of your browser!</p>
 					</div>
 				</div>