Revert "Handle DHCP option 177 in Pulse specific scripts"
Seems to break LRS, need to figure out.

This reverts commit 8fcf74041a8e42aed9bf63e792ae0845defe31ef.
New helper to fix Windows XP registry after hardware change !
 - Install reged from chntpw package (Windows registry editor)
 - Add a couple of reg files to force IDE standard controller and disable CPU features
 - Create a helper to apply it