add missing targetname nodes
explicitly handle error propagation in foreach-object lopps since
powershell hides errors
Pass signtool path to doverifysign rather than assume signtool in
the path. To make this easier (since I don't know how to handle
arguments with spaces in CMD batch files), rewrite doverifysign in powershell.
Merge pull request #10 from dickon/master

A few fixes for the xc-windows build