Modify winpe runtime scripts for puppet bootstrap

RFC: Not required

Impact: Added host enforce sans event log

Before this commit: Switched custom form shell to posh

After this commit: Added runtime script to call h-e with winbuild tags

Signed-off-by: David D. Chin <dchin@ise.com>
change custom.cmd reference to point to custom.ps1
add patch tooling from gnuwin32

this is needed to patch destinations.rb to omit the event viewer
code
prep for switch to using bundler for gem management

this will ensure we have the right ordering/dependencies for
gem files as prescribed by puppet

this is not being used. it is just for future usage
host enforce copy missing needed for custom.ps1
make dism a global var
fix typos in startnet
remove rdoc and ri doc from gems