upgrade to vs2017

AntShares.sln

@@ -1,16 +1,11 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 14
-VisualStudioVersion = 14.0.25420.1
+# Visual Studio 15
+VisualStudioVersion = 15.0.26430.6
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "src", "src", "{83696BE0-E444-44DD-9C0D-A61CACFC95E1}"
 EndProject
-Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{3A0A81D5-44F5-45EB-BA2F-E1788CF917C8}"
-	ProjectSection(SolutionItems) = preProject
-		global.json = global.json
-	EndProjectSection
-EndProject
-Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "AntShares", "src\AntShares\AntShares.xproj", "{36447A9B-0311-4D4D-A3D5-AECBE9C15BBC}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "AntShares", "src\AntShares\AntShares.csproj", "{36447A9B-0311-4D4D-A3D5-AECBE9C15BBC}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution

src/AntShares/AntShares.csproj

@@ -0,0 +1,60 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <Copyright>2015-2017 The Antshares team</Copyright>
+    <AssemblyTitle>AntShares</AssemblyTitle>
+    <VersionPrefix>1.6.1</VersionPrefix>
+    <Authors>The Antshares team</Authors>
+    <TargetFrameworks>netstandard1.6;net461</TargetFrameworks>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <AssemblyName>AntShares</AssemblyName>
+    <PackageId>AntShares</PackageId>
+    <PackageTags>AntShares;Blockchain;Smart Contract</PackageTags>
+    <PackageProjectUrl>https://github.com/AntShares/AntShares</PackageProjectUrl>
+    <RepositoryType>git</RepositoryType>
+    <RepositoryUrl>https://github.com/AntShares/AntShares.git</RepositoryUrl>
+    <NetStandardImplicitPackageVersion Condition=" '$(TargetFramework)' == 'netstandard1.6' ">1.6.1</NetStandardImplicitPackageVersion>
+  </PropertyGroup>
+
+  <PropertyGroup Condition="'$(Configuration)|$(TargetFramework)|$(Platform)'=='Release|netstandard1.6|AnyCPU'">
+    <DefineConstants>RELEASE;NETSTANDARD1_6</DefineConstants>
+    <DebugType>none</DebugType>
+    <DebugSymbols>False</DebugSymbols>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <None Update="protocol.json">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+      <PackagePath>content</PackagePath>
+      <Pack>true</Pack>
+    </None>
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="AntShares.VM" Version="1.6.5" />
+    <PackageReference Include="Microsoft.AspNetCore.Server.Kestrel" Version="1.1.1" />
+    <PackageReference Include="Microsoft.AspNetCore.Server.Kestrel.Https" Version="1.1.1" />
+    <PackageReference Include="Microsoft.AspNetCore.WebSockets" Version="1.0.1" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="1.0.3" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="1.0.2" />
+    <PackageReference Include="System.Net.Sockets" Version="4.3.0" />
+    <PackageReference Include="System.Security.SecureString" Version="4.0.0" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard1.6' ">
+    <PackageReference Include="System.Linq.Parallel" Version="4.0.1" />
+    <PackageReference Include="System.Net.NameResolution" Version="4.0.0" />
+    <PackageReference Include="System.Net.NetworkInformation" Version="4.1.0" />
+    <PackageReference Include="System.Net.Requests" Version="4.0.11" />
+    <PackageReference Include="System.Xml.XPath.XmlDocument" Version="4.0.1" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net461' ">
+    <Reference Include="System.Numerics" />
+    <Reference Include="System.Security" />
+    <Reference Include="System.Xml" />
+    <Reference Include="System" />
+    <Reference Include="Microsoft.CSharp" />
+  </ItemGroup>
+
+</Project>