Fix app container GetFromUuid: Load env vars from windows path, not cygwin

Change-Id: Ia642a4d9f9eea91015e13a3c026a1ec51c7ab0a5
Add oo-cmd to run the .net code and replace powershell calls

Change-Id: Ia41bedc1ca57a5eadb256bf139aaf23226295c6d