Allow killing files with C-k in wdired if -F is used

Allow killing files with C-k in wdired if -F is used

* lisp/wdired.el (wdired-change-to-wdired-mode): Add hook to
restore properties.
(wdired-change-to-wdired-mode): Adjust check for symlinks.
(wdired-preprocess-files): Fix parsing when using the -F flag.
(wdired-get-filename): Fix parsing of symlinks when using the -F flag.
(wdired--restore-properties): Renamed, and restore more properties
(bug#18475).