Remove unused Balances factory.

src/operations/balance-chart.component.ts

@@ -179,12 +179,4 @@ module.exports = angular.module('balanceChartModule', [
         }
     })
     
-    .factory('Balances', function($resource) {
-        return $resource(
-            '/api/account/:id/daily_balances', {
-                id: '@id'
-            }
-        );
-    })
-
     .name;