Unicode/codepages support. Added charset->codepage conversion.

- Move the modal loop called during RPCs into CoWaitForMultipleHandles.
- Use a mutex for long remoting calls to IRemUnknown methods.
- Remove locking in apartment_disconnectproxies as it is not needed.
- Use PostMessage instead of SendMessage so we can run the message
  loop or not as appropriate.

in the registry; consolidate MMDRV_Init() into a single function.

cast away constness.

  unnecessary repaints)
- added unicode character support to RTF import (like: \u12345 ?)
- small fixes
- fixed whitespace identification bug
- removed drawing of paragraph marks
- improved stub implementations for IRichEditOle

thread.

first time around.

Mitchell III).

accordingly.

try to restore something either.

Proper handling of GWL_STYLE.
Implement WM_CLOSE. Fix WM_SIZE implementation.
Small cleanups.

getting written).

- Move definition of string manipulation functions to msipriv.h.

waveInUnprepareHeader if driver doesn't support them.

because the contents don't change.