upgrade

Clients/MQTTClient/MQTTClient.csproj

@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp3.0</TargetFramework>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>

IoTSharp.Extensions.AspNetCore/IoTSharp.Extensions.AspNetCore.csproj

 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.0</TargetFramework>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
     <PackageIconUrl>https://raw.githubusercontent.com/IoTSharp/IoTSharp/master/docs/images/64x64.png</PackageIconUrl>
     <PackageLicenseFile>LICENSE.txt</PackageLicenseFile>
@@ -17,11 +17,10 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.AspNetCore.Hosting.WindowsServices" Version="3.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="3.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="3.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting.WindowsServices" Version="3.0.0" />
-    <PackageReference Include="System.Text.Encoding.CodePages" Version="4.6.0" />
+    <PackageReference Include="Microsoft.AspNetCore.Hosting.WindowsServices" Version="3.1.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="3.1.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting.WindowsServices" Version="3.1.1" />
+    <PackageReference Include="System.Text.Encoding.CodePages" Version="4.7.0" />
   </ItemGroup>
   <ItemGroup>
     <None Include="..\LICENSE.txt">

IoTSharp.Extensions/IoTSharp.Extensions.csproj

 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netstandard2.1</TargetFramework>
+    <TargetFramework>netstandard2.0</TargetFramework>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
     <PackageProjectUrl>https://github.com/IoTSharp/IoTSharp/tree/master/IoTSharp.Extensions</PackageProjectUrl>
     <RepositoryUrl>https://github.com/IoTSharp/IoTSharp</RepositoryUrl>

IoTSharp.Test/IoTSharp.Test.csproj

 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.0</TargetFramework>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
     <TargetLatestRuntimePatch>true</TargetLatestRuntimePatch>
     <IsPackable>false</IsPackable>
   </PropertyGroup>

IoTSharp/IoTSharp.csproj

 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.0</TargetFramework>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
      <IncludeOpenAPIAnalyzers>true</IncludeOpenAPIAnalyzers>
       <IsTransformWebConfigDisabled>true</IsTransformWebConfigDisabled>
     <Company>IoT#</Company>