diff --git a/README.md b/README.md
index f115734..d6012b4 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,4 @@
+![Visual Studio Team services](https://img.shields.io/vso/build/gwinn/f01d2ec1-f511-4908-8c02-d48757d71370/3.svg?style=flat-square
 [![NuGet](https://img.shields.io/nuget/v/Retailcrm.SDK.svg)](https://www.nuget.org/packages/Retailcrm.SDK/)
 
 
diff --git a/Retailcrm/Versions/V5/References.cs b/Retailcrm/Versions/V5/References.cs
index 9a23f47..fd5a5d3 100644
--- a/Retailcrm/Versions/V5/References.cs
+++ b/Retailcrm/Versions/V5/References.cs
@@ -154,6 +154,10 @@ namespace Retailcrm.Versions.V5
             );
         }
 
+        /// <summary>
+        /// Couriers list
+        /// </summary>
+        /// <returns></returns>
         public Response Couriers()
         {
             return Request.MakeRequest(
@@ -162,6 +166,11 @@ namespace Retailcrm.Versions.V5
             );
         }
 
+        /// <summary>
+        /// Create a courier
+        /// </summary>
+        /// <param name="courier"></param>
+        /// <returns></returns>
         public Response CouriersCreate(Dictionary<string, object> courier)
         {
             return Request.MakeRequest(
@@ -174,6 +183,11 @@ namespace Retailcrm.Versions.V5
             );
         }
 
+        /// <summary>
+        /// Edit a courier
+        /// </summary>
+        /// <param name="courier"></param>
+        /// <returns></returns>
         public Response CouriersEdit(Dictionary<string, object> courier)
         {
             if (!courier.ContainsKey("id"))
diff --git a/RetailcrmUnitTest/RetailcrmUnitTest.csproj b/RetailcrmUnitTest/RetailcrmUnitTest.csproj
index d6132f2..da35e67 100644
--- a/RetailcrmUnitTest/RetailcrmUnitTest.csproj
+++ b/RetailcrmUnitTest/RetailcrmUnitTest.csproj
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="15.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="..\packages\MSTest.TestAdapter.1.1.18\build\net45\MSTest.TestAdapter.props" Condition="Exists('..\packages\MSTest.TestAdapter.1.1.18\build\net45\MSTest.TestAdapter.props')" />
+  <Import Project="..\packages\MSTest.TestAdapter.1.2.0\build\net45\MSTest.TestAdapter.props" Condition="Exists('..\packages\MSTest.TestAdapter.1.2.0\build\net45\MSTest.TestAdapter.props')" />
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
@@ -39,10 +39,10 @@
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="Microsoft.VisualStudio.TestPlatform.TestFramework, Version=14.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-      <HintPath>..\packages\MSTest.TestFramework.1.1.18\lib\net45\Microsoft.VisualStudio.TestPlatform.TestFramework.dll</HintPath>
+      <HintPath>..\packages\MSTest.TestFramework.1.2.0\lib\net45\Microsoft.VisualStudio.TestPlatform.TestFramework.dll</HintPath>
     </Reference>
     <Reference Include="Microsoft.VisualStudio.TestPlatform.TestFramework.Extensions, Version=14.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-      <HintPath>..\packages\MSTest.TestFramework.1.1.18\lib\net45\Microsoft.VisualStudio.TestPlatform.TestFramework.Extensions.dll</HintPath>
+      <HintPath>..\packages\MSTest.TestFramework.1.2.0\lib\net45\Microsoft.VisualStudio.TestPlatform.TestFramework.Extensions.dll</HintPath>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Configuration" />
@@ -80,25 +80,23 @@
     <Compile Include="V5\ReferencesTest.cs" />
     <Compile Include="V5\SegmentsTest.cs" />
   </ItemGroup>
-  <ItemGroup>
-    <None Include="packages.config">
-      <SubType>Designer</SubType>
-    </None>
-  </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\Retailcrm\Retailcrm.csproj">
       <Project>{9c378ef4-9f9b-4214-a9aa-1fc3c44edb41}</Project>
       <Name>Retailcrm</Name>
     </ProjectReference>
   </ItemGroup>
+  <ItemGroup>
+    <None Include="packages.config" />
+  </ItemGroup>
   <Import Project="$(VSToolsPath)\TeamTest\Microsoft.TestTools.targets" Condition="Exists('$(VSToolsPath)\TeamTest\Microsoft.TestTools.targets')" />
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
       <ErrorText>Данный проект ссылается на пакеты NuGet, отсутствующие на этом компьютере. Используйте восстановление пакетов NuGet, чтобы скачать их.  Дополнительную информацию см. по адресу: http://go.microsoft.com/fwlink/?LinkID=322105. Отсутствует следующий файл: {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('..\packages\MSTest.TestAdapter.1.1.18\build\net45\MSTest.TestAdapter.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\MSTest.TestAdapter.1.1.18\build\net45\MSTest.TestAdapter.props'))" />
-    <Error Condition="!Exists('..\packages\MSTest.TestAdapter.1.1.18\build\net45\MSTest.TestAdapter.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\MSTest.TestAdapter.1.1.18\build\net45\MSTest.TestAdapter.targets'))" />
+    <Error Condition="!Exists('..\packages\MSTest.TestAdapter.1.2.0\build\net45\MSTest.TestAdapter.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\MSTest.TestAdapter.1.2.0\build\net45\MSTest.TestAdapter.props'))" />
+    <Error Condition="!Exists('..\packages\MSTest.TestAdapter.1.2.0\build\net45\MSTest.TestAdapter.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\MSTest.TestAdapter.1.2.0\build\net45\MSTest.TestAdapter.targets'))" />
   </Target>
-  <Import Project="..\packages\MSTest.TestAdapter.1.1.18\build\net45\MSTest.TestAdapter.targets" Condition="Exists('..\packages\MSTest.TestAdapter.1.1.18\build\net45\MSTest.TestAdapter.targets')" />
+  <Import Project="..\packages\MSTest.TestAdapter.1.2.0\build\net45\MSTest.TestAdapter.targets" Condition="Exists('..\packages\MSTest.TestAdapter.1.2.0\build\net45\MSTest.TestAdapter.targets')" />
 </Project>
\ No newline at end of file
diff --git a/RetailcrmUnitTest/V4/StoresTest.cs b/RetailcrmUnitTest/V4/StoresTest.cs
index fd98a7f..5bddc64 100644
--- a/RetailcrmUnitTest/V4/StoresTest.cs
+++ b/RetailcrmUnitTest/V4/StoresTest.cs
@@ -1,5 +1,4 @@
 using System;
-using System.Collections.Specialized;
 using Microsoft.VisualStudio.TestTools.UnitTesting;
 using Retailcrm;
 using Retailcrm.Versions.V4;
@@ -10,7 +9,6 @@ namespace RetailcrmUnitTest.V4
     public class StoresTest
     {
         private readonly Client _client;
-        private readonly NameValueCollection _appSettings;
 
         public StoresTest()
         {
diff --git a/RetailcrmUnitTest/packages.config b/RetailcrmUnitTest/packages.config
index fc2bbdd..03805ce 100644
--- a/RetailcrmUnitTest/packages.config
+++ b/RetailcrmUnitTest/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="MSTest.TestAdapter" version="1.1.18" targetFramework="net45" />
-  <package id="MSTest.TestFramework" version="1.1.18" targetFramework="net45" />
+  <package id="MSTest.TestAdapter" version="1.2.0" targetFramework="net45" />
+  <package id="MSTest.TestFramework" version="1.2.0" targetFramework="net45" />
 </packages>
\ No newline at end of file