Bug 1275076 - convert the manifest of the clock app r=benfrancis

Author: TitanNano

disabled_apps/clock/index.html

@@ -4,6 +4,9 @@
     <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1">
     <meta charset="utf-8">
     <meta name="theme-color" content="#000">
+    <link rel="manifest" href="./manifest.webmanifest">
+    <link rel="icon" href="./style/icons/clock_84.png">
+
     <title>Clock</title>
     <link rel="stylesheet" type="text/css" href="style/clock.css">
     <link rel="stylesheet" type="text/css" href="style/alarm.css">

disabled_apps/clock/manifest.webapp

@@ -0,0 +1,28 @@
+{
+  "name": "Clock",
+  "description": "Gaia Clock",
+  "lang": "en",
+  "short_name": "Clock",
+  "scope": "./",
+  "start_url": "./index.html",
+  "icons": [{
+    "sizes": "84x84",
+    "src": "./style/icons/clock_84.png"
+  }, {
+    "sizes": "126x126",
+    "src": "./style/icons/clock_126.png"
+  }, {
+    "sizes": "142x142",
+    "src": "./style/icons/clock_142.png"
+  }, {
+    "sizes": "189x189",
+    "src": "./style/icons/clock_189.png"
+  }, {
+    "sizes": "284x284",
+    "src": "./style/icons/clock_284.png"
+  }],
+  "display": "standalone",
+  "orientation": "natural",
+  "theme_color": "#000000",
+  "background_color": "#000000"
+}