d3dadapter: allow simple configuration through winecfg

Help us with diagnostic - if is patched wine installed properly.

Signed-off-by: David Heidelberger <david.heidelberger@ixit.cz>
Signed-off-by: Tiziano Bacocco <tizbac2@gmail.com>
d3dadapter: make state and setting more visible to users

Signed-off-by: David Heidelberger <david.heidelberger@ixit.cz>
d3dadapter: be more verbose about possible problems

Signed-off-by: David Heidelberger <david.heidelberger@ixit.cz>