shell32: Use CREATE_NEW_CONSOLE when SEE_MASK_NOCONSOLE is omitted.

[Vincent Povirk]

> I submitted a patch to do this but was reject since it causes the test to
> behave exactly like window.  :(
>
> Look for "Correct create flags when SEE_MASK_NO_CONSOLE isn't specified" in
> January 2014 mailing lists.

There's no way around this.

We can have the tests call ShellExecuteEx with SEE_MASK_NO_CONSOLE,
and that helps somewhat, but ShellExecute behaves as if
SEE_MASK_NO_CONSOLE is omitted.