* lisp/textmodes/ispell.el: Fix commenting convention.

* lisp/textmodes/ispell.el: Fix commenting convention.
(ispell-parse-output): Simplify, use push.
(ispell-region): Use match-string-no-properties.
(ispell-begin-skip-region-regexp): Use mapconcat to simplify.
(ispell-minor-mode): Use define-minor-mode.
(ispell-message): Remove unused var `skip-regexp'.
(ispell-add-per-file-word-list): Use dynamic let-binding.
Try and use the proper comment marker.