SHGetPathFromIDList spec entries always refer to the Ansi
version. Problem found by Paul Vriens.

MS headers.

- Draw hot items with underline and with highlight colour with
  TVS_TRACKSELECT style.
- Set cursor to hand cursor with TVS_TRACKSELECT style.
- Make sure uInternalStatus is consistent with actual scrollbar state
  by forcing scrollbars off in WM_CREATE handler.

  control is disabled.
- Move background drawing into WM_ERASEBKGND handler and draw the
  background differently when disabled.
- Change WM_PAINT handler to draw text with transparent background and
  with the correct colour for the style.
- Initialize selected field to -1 instead of 0 so that the control
  notices when field 0 is selected.

- set ncb_retcode and ncb_cmd_cplt for NCB_ADDNAME
- always make sure adapters have been enumerated.

with sequences such as -1.

Ensure there is a clock before doing any AddRef or Release in the AVI
splitter.
Improved tests a bit.
Misc fixes and traces clean-up.

source tree.

implementation.

standard io handles from the StartupInfo structure, even if it is
starting a new console.

returning a deadbeef pointer.

- Coding style changes according to the style Mike and I have agreed
  upon for COM related files.