Tidy up, and simplify large item drawing.

Assorted cleanups, and simplifications.

Get rid of GetItemAtPt.
Fix HitTest but in REPORT mode.

  handles
- move the implementation of ExtractAssociatedIcon16 to
  ExtractAssociatedIconA
- convert HICON to a void*
- fixed some handle conversions that happened to be in the way while
  doing the above

ObjectStubless, and other proxy-related goodies.

Fix return value of SetupDiGetClassDevsA.

I_RpcSendReceive; administrivia.

avoid similar problems.

implemented too.

directories.

Add the necessary line to the sample system.ini for using this video
codec.

Fix a Client --> List coordinate transformations in FindItem.
Fix bug in HitItem (in LIST and REPORT mode).
Avoid the last bit of drawing in REPORT mode.

Fix serious bug when deleting from a range.
Pass in a range to the ranges_{add,del} functions.
Tidy up the RefreshIcon function.
Assorted cleanups.

Fancy focus rectangle handling.

Better label rect calculation in ICON mode.

Documentation updates.

independently of the rectangles.

Optimize GetItemMeasures to the max.
Centralize the DrawText's DT_* flags.

Move LISTVIEW_UpdateLargeItemLabelRect close to where it's used.

Invalidate the entire window when we are invalidating the list.