Danny Smith <dannysmith@users.sourceforge.net>
* include/prsht.h (PSP_*, PSH_*): Add missing defines.
(PROPSHEETPAGE[AW]): Add pszHeaderTitle, pszHeaderSubTitle
for (_WIN32_IE >= 0x0400).
(PROPSHEETHEADER[AW]): Add hplWatermark and anonymous union
fields for (_WIN32_IE >= 0x0400).