Get NUnit tests working

- Update to NUnit VSTest Adapter
- NUnit seems to only work with 1.1 (not 1.0)

Author: g0t4

Diff for: src/CoreIntegrationTests/CoreIntegrationTests.csproj

@@ -1,10 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net451;netcoreapp1.0</TargetFrameworks>
+    <TargetFrameworks>net451;netcoreapp1.1</TargetFrameworks>
     <GenerateRuntimeConfigurationFiles>true</GenerateRuntimeConfigurationFiles>
-    <PackageTargetFallback Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">$(PackageTargetFallback);portable-net45+win8</PackageTargetFallback>
-    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">1.0.4</RuntimeFrameworkVersion>
   </PropertyGroup>
 
   <ItemGroup>
@@ -13,12 +11,12 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.0.0-preview-20170106-08" />
-    <PackageReference Include="dotnet-test-nunit" Version="3.4.0-beta-2" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.0.0" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="1.0.2" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="1.0.2" />
     <PackageReference Include="mongocsharpdriver" Version="2.3.0" />
-    <PackageReference Include="NUnit" Version="3.4.1" />
+    <PackageReference Include="NUnit" Version="3.7.1" />
+    <PackageReference Include="NUnit3TestAdapter" Version="3.8.0" />  
   </ItemGroup>
 
   <ItemGroup Condition=" '$(TargetFramework)' == 'net451' ">

Diff for: src/CoreTests/CoreTests.csproj

@@ -1,22 +1,20 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net451;netcoreapp1.0</TargetFrameworks>
+    <TargetFrameworks>net451;netcoreapp1.1</TargetFrameworks>
     <GenerateRuntimeConfigurationFiles>true</GenerateRuntimeConfigurationFiles>
-    <PackageTargetFallback Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">$(PackageTargetFallback);portable-net45+win8</PackageTargetFallback>
-    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">1.0.4</RuntimeFrameworkVersion>
   </PropertyGroup>
 
   <ItemGroup>
     <ProjectReference Include="../Microsoft.AspNetCore.Identity.MongoDB/Microsoft.AspNetCore.Identity.MongoDB.csproj" />
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.0.0-preview-20170106-08" />
-    <PackageReference Include="dotnet-test-nunit" Version="3.4.0-beta-2" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.0.0" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="1.0.2" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="1.0.2" />
-    <PackageReference Include="NUnit" Version="3.4.1" />
+    <PackageReference Include="NUnit" Version="3.7.1" />
+    <PackageReference Include="NUnit3TestAdapter" Version="3.8.0" />
   </ItemGroup>
 
   <ItemGroup Condition=" '$(TargetFramework)' == 'net451' ">