Recognize yet another Cyrillic encoding, a DOS OEM one. Closes #2318. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@65062 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@5157 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775