Add app oom event type

src/views/activity.js

@@ -19,6 +19,7 @@ angular.module('Application').controller('ActivityController', ['$scope', '$loca
         { name: 'app.uninstall', value: 'app.uninstall' },
         { name: 'app.update', value: 'app.update' },
         { name: 'app.login', value: 'app.login' },
+        { name: 'app.oom', value: 'app.oom' },
         { name: 'backup.cleanup', value: 'backup.cleanup.start' },
         { name: 'backup.cleanup.finish', value: 'backup.cleanup.finish' },
         { name: 'backup.finish', value: 'backup.finish' },