Updating and moving reference to a more central project

test/GitHub.VisualStudio.UnitTests/GitHub.VisualStudio.UnitTests.csproj

@@ -20,6 +20,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="Codecov" Version="1.1.0" />
     <PackageReference Include="NSubstitute" Version="2.0.3" />
     <PackageReference Include="NUnit" version="3.9.0" />
     <PackageReference Include="Rx-Main" Version="2.2.5-custom" targetFramework="net45" />

test/MetricsTests/MetricsTests/packages.config

@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Codecov" version="1.0.5" targetFramework="net461" />
   <package id="NUnit" version="3.9.0" targetFramework="net452" />
   <package id="NUnit.ConsoleRunner" version="3.7.0" targetFramework="net452" />
   <package id="NUnit3TestAdapter" version="3.9.0" targetFramework="net452" />