Add red line for account authorized overdraft.

src/main.less

@@ -17,3 +17,7 @@
 .c3-ygrid-line.zeroline line {
     stroke: orange;
 }
+
+.c3-ygrid-line.overdraft line {
+    stroke: #FF0000;
+}

src/operations/balance-chart.component.js

@@ -23,10 +23,12 @@ var moment = require('moment'),
 
 var angular = require('angular');
 
+var account = require('../accounts');
+
 var ngResource = require('angular-resource');
 
-
 var balanceChartModule = angular.module('balanceChartModule', [
+    account.name,
     ngResource
 ])
 
@@ -35,7 +37,7 @@ var balanceChartModule = angular.module('balanceChartModule', [
     bindings: {
         onUpdate: '&'
     },
-    controller: function($routeParams, Balances, $element) {
+    controller: function($routeParams, Balances, Account, $element) {
         var vm = this;
 
         vm.loadData = function() {
@@ -151,6 +153,12 @@ var balanceChartModule = angular.module('balanceChartModule', [
             });
 
             vm.loadData();
+
+            Account.get({id: $routeParams.accountId}, function(result) {
+                vm.chart.ygrids.add({
+                    value: result.authorized_overdraft, class: 'overdraft'
+                });
+            });
         };
     }
 }).factory('Balances', function($resource) {