calls and use string conversion according to current locale.
(longopts): Change "dword-le" to "dword-be", as was originally
intended.
(usage): Change usage accordingly.
(print_version): Simplify copyright dates in output.
(cmd_list): Handle REG_LINK like REG_SZ.
(cmd_get): Ditto.
(main): Call setlocale.
* utils.sgml (regtool): Fix options and add missing descriptions for
new features.