Mid: refactor the method addSiblings

Author: dabeng

build/js/orgchart.min.js

@@ -5,7 +5,7 @@
     <meta http-equiv="X-UA-Compatible" content="IE=edge">
     <meta name="viewport" content="width=device-width, initial-scale=1">
 
-    <title>Organization Chart Plugin</title>
+    <title>Organization Chart Class</title>
 
     <link rel="icon" type="image/x-icon" href="../img/logo.jpg">
     <link rel="stylesheet" href="../css/vendor/font-awesome.min.css">

demo/ajax-datasource/bundle.js.map

@@ -28,7 +28,7 @@ document.addEventListener('DOMContentLoaded', function () {
     });
   Mock.setup({ timeout: 1000 });
 
-  let  orgchart = new OrgChart({
+  let orgchart = new OrgChart({
     'chartContainer': '#chart-container',
     'data' : '/orgchart/initdata',
     'depth': 2,

demo/ajax-datasource/index.html

@@ -5,7 +5,7 @@
     <meta http-equiv="X-UA-Compatible" content="IE=edge">
     <meta name="viewport" content="width=device-width, initial-scale=1">
 
-    <title>Organization Chart Plugin</title>
+    <title>Organization Chart Class</title>
 
     <link rel="icon" type="image/x-icon" href="../img/logo.jpg">
     <link rel="stylesheet" href="../css/vendor/font-awesome.min.css">

demo/ajax-datasource/scripts.js

@@ -5,7 +5,7 @@
     <meta http-equiv="X-UA-Compatible" content="IE=edge">
     <meta name="viewport" content="width=device-width, initial-scale=1">
 
-    <title>Organization Chart Plugin</title>
+    <title>Organization Chart Class</title>
 
     <link rel="icon" type="image/x-icon" href="../img/logo.jpg">
     <link rel="stylesheet" href="../css/vendor/font-awesome.min.css">