misc issue fixes (#496)

* rename social-icons to prevent adblockers from blocking scripts, fix for #491

* hide viewer count when stream is off, fixes #428

* show a notice in document title of num messages if window is blurred, #426

* display indicator when stream has gone onlnie or offline when window is blurred

webroot/js/utils/platforms.js

@@ -0,0 +1,72 @@
+// x, y pixel positions of /img/platform-logos.gif image.
+export const SOCIAL_PLATFORMS = {
+  default: {
+    name: "default",
+    imgPos: [0,0], // [row,col]
+  },
+
+  facebook: {
+    name: "Facebook",
+    imgPos: [0,1],
+  },
+  twitter: {
+    name: "Twitter",
+    imgPos: [0,2],
+  },
+  instagram: {
+    name: "Instagram",
+    imgPos: [0,3],
+  },
+  snapchat: {
+    name: "Snapchat",
+    imgPos: [0,4],
+  },
+  tiktok: {
+    name: "TikTok",
+    imgPos: [0,5],
+  },
+  soundcloud: {
+    name: "Soundcloud",
+    imgPos: [0,6],
+  },
+  bandcamp: {
+    name: "Bandcamp",
+    imgPos: [0,7],
+  },
+  patreon: {
+    name: "Patreon",
+    imgPos: [0,1],
+  },
+  youtube: {
+    name: "YouTube",
+    imgPos: [0,9 ],
+  },
+  spotify: {
+    name: "Spotify",
+    imgPos: [0,10],
+  },
+  twitch: {
+    name: "Twitch",
+    imgPos: [0,11],
+  },
+  paypal: {
+    name: "Paypal",
+    imgPos: [0,12],
+  },
+  github: {
+    name: "Github",
+    imgPos: [0,13],
+  },
+  linkedin: {
+    name: "LinkedIn",
+    imgPos: [0,14],
+  },
+  discord: {
+    name: "Discord",
+    imgPos: [0,15],
+  },
+  mastodon: {
+    name: "Mastodon",
+    imgPos: [0,16],
+  },
+};