Set ExecutionPolicy explicitly when invoking post build powershell script.
Merge pull request #2706 from flyrobin/dev

Set ExecutionPolicy explicitly when invoking post build powershell scrip...
New dll-help.xml files for Tags feature
Merge branch 'release-0.8.5' of https://github.com/Azure/azure-sdk-tools into juneb-140710-01
New help files for Tags feature
Merge pull request #2712 from juneb/juneb-140710-01

New help files for Tags features