Corel merge:

Corel merge:

Pierre Mageau
Don't update the combo box selection when closing the dialog only when
clicking on OK button.  Adjust file dialog size when help button isn't
present.

Don Kelly.
Fixes problems with open dialog box filters.

Ulrich Czekalla
Prevents the help button from displaying on OpenFile dialogs unless
the proper flag is set in the OPENFILENAME struct.

Yuxi Zhang
Fixed memory leak.

Jean-Claude Batista
Add tooltips to the file Dialog toolbar.

Sylvain Bouchard, Bill Jin
Three new functions
EnumSelectedPidls, GetNumSelected, FILEDLG95_OnOpenUsingView: corrections
Instead of passing in a copy of ofn, passing in the pointer of ofn.

David Golding
A "!" was missing in a check against lpstrInitialDir.

Rick Mutzke
Fixed crash: if dialog has no filetypes appearing in the dropdown list.

Matt Robertson, Ulrich Czekalla
Fixed problems occurring with selection of files inside openfiledlg.