Revert "Revert "add settings to apps.json""

This reverts commit 2b77dabe51.

apps.json

@@ -1417,7 +1417,8 @@
         "name": "metronome.img",
         "url": "metronome-icon.js",
         "evaluate": true
-      }
+      },
+      {"name":"metronome.settings.js","url":"settings.js"}
     ]
   },
   { "id": "blackjack",

apps/metronome/metronome.js

@@ -14,6 +14,7 @@ function setting(key) {
   //define default settings
   const DEFAULTS = {
     'beatsperbar': 4,
+    'buzzintens': 0.75,
   };
   if (!settings) { loadSettings(); }
   return (key in settings) ? settings[key] : DEFAULTS[key];
@@ -52,7 +53,7 @@ function updateScreen() {
   g.clearRect(0, 50, 250, 150);
   changecolor();
   try {
-    Bangle.buzz(50, 0.75);
+    Bangle.buzz(50, setting('buzzintens'));
   }
   catch(err) {
   }

apps/metronome/settings.js

@@ -8,6 +8,7 @@
   // initialize with default settings...
   let s = {
     'beatsperbar': 4,
+    'buzzintens': 0.75,
   };
   // ...and overwrite them with any saved values
   // This way saved values are preserved if a new version adds more settings
@@ -35,6 +36,13 @@
       step: 1,
       onchange: save('beatsperbar'),
     },
+    'buzz intensity': {
+      value: s.buzzintens,
+      min: 0,
+      max: 2,
+      step: 0.25,
+      onchange: save('buzzintens'),
+    },
   };
   E.showMenu(menu);
 });