even when building wine without X11.

- in UDM_SETACCEL handler do not forget to update number of accelerators
- update arrows info in WM_LBUTTONDOWN as well as in WM_MOUSEMOVE
- use accelerators in WM_LBUTTONDOWN handler

Partial implementation of GetThemeBackgroundRegion.
Correct a few comments.

palette has been defined.

  places where it was used.
- Remove a load of useless NULL infoPtr checks.
- Hardcode the default padding like native instead of using a wacky formula.
- Replace some tabs with spaces and remove NMHDR casts.

top border.

- single-line edit control does not want all messages
- additional style combinations are possible for both multi-line and
  single-line edit controls
- tests to confirm it

window size.

- enhance some loading logic between ELF/PE DLL pairs
- removed unused indirect memory access function
- get rid of some GCC generated symbols

- in backtrace, show at least module when no symbol is found
- protect event parsing from command line (when no real number)

upper limit in GetSysColor() validation.

buttons.

condition.

  structure. Instead return error when it is given an unormalized
  date.
- Use better algorithms for RtlTimeToTimeFields and
  RtlTimeFieldsToTime. RtlTimeToTimeFields is about 3 times faster.
- Add tests for RtlTimeFieldsToTime.
- SystemTimeToFileTime must fail if RtlTimeFieldsToTime fails. Users
  of SystemTimeToFileTime must do likewise.
- Remove a todo_wine from SystemTimeToFileTime tests.
- Since msvcrt.mktime must accept unnormalized dates, it cannot use
  SystemTimeToFileTime and do the calculations itself.
- Add some tests for mktime accepting unnormalized dates.

Add tests for WSAAddressToString{A,W} and WSAStringToAddress{A,W}.
Add TRACEs to WSAStringToAddress{A,W}.

  way).
- Add some more.