kernel32/tests : added tests for copyfileex

[Marvin]

Hi,

While running your changed tests on Windows, I think I found new failures.
Being a bot and all I'm not very good at pattern recognition, so I might be
wrong, but could you please double-check?
Full results can be found at
http://testbot.winehq.org/JobDetails.pl?Key=23794

Your paranoid android.


=== WVISTAADM (32 bit path) ===
path.c:1809: Test failed: Expected GetFileAttributesEx to return nonzero, got 0

=== W2K8SE (32 bit path) ===
Failure running script in VM: The specified guest user must be logged in interactively to perform this operation

=== W7PRO (32 bit path) ===
path.c:1809: Test failed: Expected GetFileAttributesEx to return nonzero, got 0

=== W7PROX64 (32 bit path) ===
path.c:1809: Test failed: Expected GetFileAttributesEx to return nonzero, got 0

=== TEST64_W7SP1 (32 bit path) ===
path.c:1809: Test failed: Expected GetFileAttributesEx to return nonzero, got 0

=== W7PROX64 (64 bit path) ===
path.c:1809: Test failed: Expected GetFileAttributesEx to return nonzero, got 0

=== TEST64_W7SP1 (64 bit path) ===
path.c:1809: Test failed: Expected GetFileAttributesEx to return nonzero, got 0