An explanation why no compression was done when -g is specified and an
error was detected is now printed.

access_perm().

Rewrote get_last_text().

previously contain information about secret conferences. This has now
been fixed.

tags: should not depend on anything.

main(): Moved some code to dump_exit_statistics.
dump_exit_statistics() now appends to the file, and writes the current
time to the file.