chore: added net472 to csproj

Author: tiwarishubham635

src/Twilio/Twilio.csproj

@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup Label="NuGet">
-    <TargetFrameworks>netstandard1.4;netstandard2.0;net451;net35</TargetFrameworks>
+    <TargetFrameworks>netstandard1.4;netstandard2.0;net451;net35;net472</TargetFrameworks>
     <IsPackable>true</IsPackable>
     <PackageId>Twilio</PackageId>
     <Description>Twilio REST API helper library</Description>
@@ -46,6 +46,13 @@
     <Reference Include="System.Net" />
     <Reference Include="System.Net.Http" />
   </ItemGroup>
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net472' ">
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
+    <PackageReference Include="System.IdentityModel.Tokens.Jwt" Version="5.1.2" />
+    <PackageReference Include="Microsoft.IdentityModel.Tokens" Version="5.1.2" />
+    <Reference Include="System.Net" />
+    <Reference Include="System.Net.Http" />
+  </ItemGroup>
   <ItemGroup Condition=" '$(TargetFramework)' == 'net35' ">
     <Reference Include="System" />
     <Reference Include="System.Web" />

test/Twilio.Test/Twilio.Test.csproj

@@ -2,8 +2,9 @@
   <PropertyGroup>
     <OutputType>Exe</OutputType>
     <RootNamespace>Twilio.Tests</RootNamespace>
-    <TargetFrameworks>netcoreapp2.0;net451;net35</TargetFrameworks>
+    <TargetFrameworks>netcoreapp2.0;net451;net35;net472</TargetFrameworks>
     <RuntimeIdentifier Condition=" '$(TargetFramework)' == 'net451' ">win7-x86</RuntimeIdentifier>
+    <RuntimeIdentifier Condition=" '$(TargetFramework)' == 'net472' ">win7-x86</RuntimeIdentifier>
     <RuntimeIdentifier Condition=" '$(TargetFramework)' == 'net35' ">win7-x86</RuntimeIdentifier>
     <IsPackable>false</IsPackable>
   </PropertyGroup>
@@ -23,6 +24,10 @@
     <Reference Include="System.Net" />
     <Reference Include="System.Net.Http" />
   </ItemGroup>
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net472' ">
+    <Reference Include="System.Net" />
+    <Reference Include="System.Net.Http" />
+  </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\..\src\Twilio\Twilio.csproj" />
   </ItemGroup>