This avoids failing in DDRAW_Create() if a previous IDirectDrawImpl object
with the same pointer value was imporperly cleaned up. The improper cleanup is
of course the larger problem, but I don't believe that can be fixed without
making more invasive changes to ddraw.

Translation by Claudia Cotună.

Translation by Mauricio Teixeira.

Translation by Radek Vokal.

This fixes a regression introduced by
e6611e22.

    
The undocumented interaction with ScriptStringCPtoX causing
ScriptStringFree is an undocumented bug that appears to have been
fixed in later versions of Uniscribe. We should not be trying to
conform to that.

By removing two stale copies of an English STRINGTABLE resource.

setupapi/tests: Add tests to show that SetupIterateCabinet handles callback exceptions on newer Windows.