Set a flag for system browsers.

lib/roles/device/plugins/browser.js

@@ -39,6 +39,7 @@ module.exports = syrup.serial()
           app.name.toLowerCase().replace(/\s+/g, '-')
       , name: app.name
       , selected: app.selected
+      , system: app.system
       }
     }
 

lib/roles/device/resources/service.js

@@ -15,7 +15,7 @@ module.exports = syrup.serial()
     var log = logger.createLogger('device:resources:service')
 
     var resource = {
-      requiredVersion: '0.6.3'
+      requiredVersion: '0.6.4'
     , pkg: 'jp.co.cyberagent.stf'
     , main: 'jp.co.cyberagent.stf.Agent'
     , apk: pathutil.vendor('STFService/STFService.apk')