Fixes test builds

Author: ThadHouse

netcore.ps1

@@ -130,12 +130,12 @@ function Test {
 
   if ($env:APPVEYOR) {
     # Run CodeCov tests using full framework
-    exec { & dotnet test test\NetworkTables.Test -f netcoreapp1.0 $configuration }
+    exec { & dotnet test test\NetworkTables.Test\NetworkTables.Test.csproj -f netcoreapp1.0 $configuration }
 
       UploadAppVeyorTestResults
 
 
-    exec { & dotnet test test\NetworkTables.Core.Test -f netcoreapp1.0 $configuration }
+    exec { & dotnet test test\NetworkTables.Core.Test\NetworkTables.Core.Test.csproj -f netcoreapp1.0 $configuration }
 
       UploadAppVeyorTestResults