Refactoring test scripts

_nuget needs some RepoRoots

get the cats in line (d)

spaces

Fix Linux build breaks

add execution permissions

Pick up #999 Finish refactoring test scripts

remove auth

Reorder publishing to work!

fix rebase errors

fix more rebase errors

small fixes

scripts/common/_configuration.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+#
+# Copyright (c) .NET Foundation and contributors. All rights reserved.
+# Licensed under the MIT license. See LICENSE file in the project root for full license information.
+#
+
+loadTestProjectList()
+{
+    echo $(cat "$REPOROOT/scripts/configuration/testProjects.csv")
+}
+
+loadTestScriptList()
+{
+    echo $(cat "$REPOROOT/scripts/configuration/testScripts.csv")
+}
+
+loadTestPackageList()
+{
+    echo $(cat "$REPOROOT/scripts/configuration/testPackageProjects.csv")
+}
+
+loadBuildProjectList()
+{
+    echo $(cat "$REPOROOT/scripts/configuration/buildProjects.csv")
+}