* Add Ansible.ModuleUtils.PrivilegeUtil and converted code to use it
* Changed namespace and class to be a better standard and fixed some typos
* Changes from review
* changes to avoid out of bound mem of server 2008
* changes to detect failure when setting a privileged not allowed
* changed RunCommand result from Tuple to CommandResult for easier future extensibility
* moved Win32 Dictionary->multi-null-string environment munging into C#