to describe the `charset' field in FT_WinFNT_HeaderRec.
* src/winfonts/winfnt.c (FNT_Face_Init): Set encoding to
FT_ENCODING_NONE except for FT_WinFNT_ID_MAC.
* include/freetype/freetype.h (FT_Encoding): Improve comment,
based on work by Detlef Würkner <TetiSoft@apg.lahn.de>.
* docs/CHANGES: Updated.