powershell_script and batch resource guard_interpeter default to parent resource
Debug logging should show transformed script code for easier debugging of powershell_script
Change default powershell_script executionpolicy to unrestricted
Set guard_interpreter using default_guard_interpreter
windows_script specs for guard_interpreter exception behavior on ruby blocks
Documentation changes for guard interpreter default change
Merge pull request #1495 from opscode/adamed/guard-interpreter-default

guard_interpreter default change for powershell_script, batch resources