* woman.el (woman-Cyg-to-Win): Don't convert cons cells

* woman.el (woman-Cyg-to-Win): Don't convert cons cells
corresponding to MANPATH_MAP entries.
(woman-man.conf-path, woman-parse-man.conf): Doc fix.
(woman-parse-man.conf): Use more discriminating man.conf name.
(woman-parse-man.conf): Parse MANPATH_MAP entries.
(woman-manpath): Doc fix and type fix.
(woman-cached-data): Check for MANPATH_MAP entries.
(woman-expand-directory-path): Treat MANPATH_MAP entries.

* woman.texi (Topic, Interface Options): Explain changes semantics of
woman-manpath in order to consider MANPATH_MAP entries.