* Added new option '-H, --test-mode' to simulate read errors.
* Added new option '-L, --loose-domain' to ddrescue and ddrescuelog.
* Added new option '-N, --no-trim' to disable trimming of damaged areas.
* Added new option '-O, --reopen-on-error'.
* Added new options '-1, --log-rates', and '-2, --log-reads'.
* Extended '-K, --skip-size' with maximum and disable values.
* Added new option '-P, --data-preview'.
* Added new option '-u, --unidirectional'.
* Added new option '-X, --exit-on-error'.
* Added new option '--ask' to ask for user confirmation.
* Added new option '--cpass' to select passes during copying phase.
* Added new option '--pause' to insert a pause between passes.
* Added option '-B, --binary-prefixes' to ddrescuelog.
* Added new option '-C, --complete-logfile' to ddrescuelog.
* Added new option '-P, --compare-as-domain' to ddrescuelog.
* If interrupted, ddrescue terminates by raising the signal received.
* Show ATA model and serial number with '--ask' or '-vv' on Linux.
* rescuebook.cc (copy_non_tried): Do not mark skipped blocks as
non-trimmed. Try them in additional passes (before trimming).
* rescuebook.cc: Limit the copying phase to 3 passes.
* rescuebook.cc: Alternate direction of passes during copying phase.
* rescuebook.cc: Smallest blocks are trimmed first.
* Skip on the first error during the copying phase.
* rescuebook.cc: Trimming done in one pass, may be run in reverse.
* The splitting phase has been replaced by a scraping phase.
* License changed to GPL version 2 or later.
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