* lisp/calendar/cal-french.el (calendar-french-accents-p): Obsolete function

* lisp/calendar/cal-french.el (calendar-french-accents-p): Obsolete function

Always assume accented letters can be used

(calendar-french-month-name-array)
(calendar-french-special-days-array): Use the accented names.
(calendar-french-multibyte-month-name-array)
(calendar-french-multibyte-special-days-array): Make those vars
obsolete aliases.
(calendar-french-month-name-array, calendar-french-day-name-array)
(calendar-french-special-days-array): Mark functions as obsolete.
(calendar-french-date-string, calendar-french-goto-date): Always use
the text with accents.