fixed css

dist/vis.css

@@ -850,7 +850,7 @@ div.vis-network-configuration.button.hover{
     color:#ffffff;
 }
 
-div.vis-network-configuration.entree{
+div.vis-network-configuration.item{
     display:block;
     width:495px;
     height:25px;
@@ -859,19 +859,19 @@ div.vis-network-configuration.entree{
 }
 
 
-div.vis-network-configuration.entree.s2{
+div.vis-network-configuration.item.s2{
     left:10px;
     background-color: #f7f8fa;
     padding-left:5px;
     border-radius:3px;
 }
-div.vis-network-configuration.entree.s3{
+div.vis-network-configuration.item.s3{
     left:20px;
     background-color: #e4e9f0;
     padding-left:5px;
     border-radius:3px;
 }
-div.vis-network-configuration.entree.s4{
+div.vis-network-configuration.item.s4{
     left:30px;
     background-color: #cfd8e6;
     padding-left:5px;

lib/network/css/network-configuration.css

@@ -38,7 +38,7 @@ div.vis-network-configuration.button.hover{
     color:#ffffff;
 }
 
-div.vis-network-configuration.entree{
+div.vis-network-configuration.item{
     display:block;
     width:495px;
     height:25px;
@@ -47,19 +47,19 @@ div.vis-network-configuration.entree{
 }
 
 
-div.vis-network-configuration.entree.s2{
+div.vis-network-configuration.item.s2{
     left:10px;
     background-color: #f7f8fa;
     padding-left:5px;
     border-radius:3px;
 }
-div.vis-network-configuration.entree.s3{
+div.vis-network-configuration.item.s3{
     left:20px;
     background-color: #e4e9f0;
     padding-left:5px;
     border-radius:3px;
 }
-div.vis-network-configuration.entree.s4{
+div.vis-network-configuration.item.s4{
     left:30px;
     background-color: #cfd8e6;
     padding-left:5px;

lib/network/modules/ConfigurationSystem.js

@@ -692,8 +692,11 @@ class ConfigurationSystem {
 
   _constructOptions(value,path, optionsObj = {}) {
     let pointer = optionsObj;
-    value = value === 'true' ? true : value;
+
+    // when dropdown boxes can be string or boolean, we typecast it into correct types
+    value = value === 'true'  ? true  : value;
     value = value === 'false' ? false : value;
+
     for (let i = 0; i < path.length; i++) {
       if (pointer[path[i]] === undefined) {
         pointer[path[i]] = {};