Finish Refactoring Test Scripts

remove publish todo

small fixes

small fixes

fix packaging test bug

Fix script bug

script changes

fix packaging test

NuGet task cancelled workaround

script fixes further

more script fixes, + workaround tweak

use build rather than compile in package command test

scripts/test/build-tests.ps1

@@ -13,6 +13,3 @@ loadTestProjectList | foreach {
         exit 1
     }
 }
-
-# TODO: Remove this when publish paths change back
-cp -rec -Force "$TestBinRoot\Debug\dnxcore50\*" "$TestBinRoot"