Update versions of supporting tools

Author: airbreather

.travis.yml

@@ -1,8 +1,8 @@
 language: csharp
 mono: none
 sudo: false
-dotnet: 2.2
-dist: xenial
+dotnet: 3.1
+dist: bionic
 
 
 script:

src/Directory.Build.props

@@ -94,7 +94,7 @@
 
   <ItemGroup>
     <!-- SourceLink adds stuff to let debuggers step into our code. -->
-    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0-beta2-19367-01" PrivateAssets="All" />
+    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All" />
   </ItemGroup>
 
 </Project>

src/ProjNet.Benchmark/ProjNet.Benchmark.csproj

@@ -3,14 +3,14 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp2.2</TargetFramework>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
     <NoWarn>1701;1702;1591</NoWarn>
 
     <IsPackable>false</IsPackable>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="BenchmarkDotNet" Version="0.11.5" />
+    <PackageReference Include="BenchmarkDotNet" Version="0.12.1" />
   </ItemGroup>
 
   <ItemGroup>

test/Directory.Build.props

@@ -9,8 +9,8 @@
 
   <ItemGroup>
     <PackageReference Include="nunit" Version="3.12.0" />
-    <PackageReference Include="NUnit3TestAdapter" Version="3.15.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.2.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="3.16.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.6.1" />
   </ItemGroup>
 
 </Project>

test/ProjNet.Tests/ProjNET.Tests.csproj

@@ -2,14 +2,14 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.2</TargetFramework>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
     <SignAssembly>true</SignAssembly>
     <NoWarn>1701;1702;1591</NoWarn>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
-    <PackageReference Include="Npgsql" Version="4.0.9" />
+    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Npgsql" Version="4.1.3.1" />
   </ItemGroup>
 
   <ItemGroup>