CSP in CryptAcquireContextA.

Stub out a bit more of EndUpdateResource.

- Order available buttons in the same way as the native version.

- WM_SETCURSOR does not need to be handled as it is not sent whilst
  the window is captured.
- Make uDragListMessage non-static so that we can re-use it
  elsewhere.

Make WS2_send(), WS_getsockopt(), and WS_setsockopt() IPX support work
on FreeBSD.

spurious errors later on.

- Use Unicode window functions instead of ANSI.

- Remove no longer needed WM_ERASEBKGND handler.
- Use Unicode window functions instead of ANSI.

CreateDIBitmap should return bitmaps at the depth of the supplied dc.
Add a test to exercise this behaviour.

in the message test.

- Remove check for HTTP signature in server reply.
- Fix stupid error with freeing the wrong buffer.

exterior wizard pages to suppress drawing background.

return a meaningful device for them anyway (suggested by Robert
Shearman).

SHAnsiToAnsi, SHUnicodeToUnicode.

FreeProws, ScDupPropset, HexFromBin, FBinFromHex, FEqualNames.
Fix 2 cases where iterating over value arrays reused a loop variable
incorrectly.

Fixes an activeDS.deviceHandle corruption bug.