Fixed problem with origin for DST_COMPLEX style.
Fixed handling of DSS_DISABLED and DSS_DEFAULT styles.

Added handling of BS_MULTILINE style, label alignment
styles (BS_RIGHT, etc.) and some exotic styles BS_FLAT (only
pushbuttons for now), and BS_PUSHLIKE.

Modified label drawing procedure: now all kinds of buttons
use common BUTTON_DrawLabel function. Actual label drawing is
performed by DrawStateW function.

GroupBox must use WM_CTLCOLORSTATIC instead of WM_CTLCOLORBTN message.

previous region.

maxval) change.

- get rid of wrong comments
- fix comments
- .spec spelling fix
- improve warning message

constant.

Painting fails if the rectangle is invalid.

server search sequence.

Misc bug fixes.

long file names.

- Glitch happened while moving from a tooltip to another (fixed).