gpgtar: Emit progress status lines in create mode.
* tools/gpgtar.h (opt): Add field status_stream. * tools/gpgtar.c (main): Set status_stream. * tools/gpgtar-create.c (global_header_count): Rename to global_total_files. (global_written_files): New. (global_total_data, global_written_data): New. (struct scanctrl_s): Add field file_count. (write_progress): New. (write_file): Add arg skipped_open. Don't bail out immediatly on open error. Write progress lines. (gpgtar_create): Write progress lines. Print info aout skipped files.
(cherry picked from commit f84264e8acf742793c73ce78491cab61fac37051)
- GnuPG-bug-id: T6363