- Update to version 1.11:
* zcmp.cc, zdiff.cc (main): Fix race returning 1 instead of 2 when a
compressor is not found or when the wrong format is forced.
* zcmp.cc (getnum): Show option name and valid range if error.
* All tools: Show option name if error in option argument.
* Add support for zstd format to all tools.
* 'zdiff -v -V' now prints the version of the diff program used.
* 'zgrep --verbose -V' now prints the version of the grep program used.
* zutils.texi: Document recompression of read-only files by linking.
* zutils.texi: Change GNU Texinfo category to 'Compression'.
OBS-URL: https://build.opensuse.org/request/show/970163
OBS-URL: https://build.opensuse.org/package/show/Archiving/zutils?expand=0&rev=20
