Merge pull request #25 from takeshiU/patch-3

Update battery.json

Author: Natasha Rooney

api_by_features/battery.json

@@ -29,9 +29,13 @@
             "working group": "Apache"
         },
         "FirefoxOS": {
-            "url": "browser"
+            "api": "BatteryManager",
+            "url": "https://developer.mozilla.org/en-US/docs/Web/API/BatteryManager",
+            "working group": "Mozilla"
+        },
+        "ChromeApps": {
+            "api": "browzer"
         },
-        "ChromeApps": "",
         "Tizen": {
             "url": "browser"
         },