Acrobat Reader relies on SetWindowPos, with hwndInsertAfter set to a
non-sibling window and no SWP_NOZORDER passed, to return true.

msi: Explicitly pass product code and platform to MSIREG_OpenUninstallKey and MSIREG_DeleteUninstallKey.

This reverts commit f44bc89b.
Let the player thread call waveOutReset itself instead.