Revision history for Perl extension Net::OpenSSH.

0.63_01  Jun 14, 2014
        - add clean_cache method to Net::OpenSSH::ConnectionCache (bug
          report by Mithun Ayachit)

0.62  Jun 14, 2014
        - rerelease as stable

0.61_18  May 6, 2014
        - add passwd_prompt feature
        - check for the password not being requested a second time
          (bug report by leschm)
	- more spelling errors corrected

0.61_17  Apr 24, 2014
        - lots of spelling errors corrected
        - support code for master_setpgrp feature was not reseting the
          terminal process group owner on failure (bug report by
          Matthias Hofer)
        - MSWin, MSCmd and Chain quoters where missing from the
          MANIFEST and so not being distributed
        - document MSWin and MSCmd quoters
        - add dummy package Net::OpenSSH::SSH

0.61_16  Apr 6, 2014
        - add work around in quoting.t for Solaris csh 'fixing'
          invalid UTF8 sequences

0.61_15  Apr 2, 2014
        - from OpenSSH version 6.5 UNKNOWN is not a valid
          you-are-not-going-to-use-it-anyway hostname as it tries to
          resolve; now we use 0.0.0.0 instead
        - add support for master_setpgrp and setpgrp features
        - scp does not accept setting bandwidth limit to 0

0.61_14  Oct 30, 2013
        - the way used in tests to detect when they are running in the
          background was broken (bug report by Victor Efimov)

0.61_13  Oct 28, 2013
        - set bath_mode when test are being run on the background
          (bug report by Victor Efimov)
        - disable testing against custom ssh server as it is currently
          broken

0.61_12  Oct 10, 2013
        - rsync_* was not replicating time attributes when copy_attrs
          was set (bug report and fix by SUN Guonian)
        - add chain quoter
        - add quoters for MS Windows (MSWin, MSCmd)
        - extended argument quoting was never triggered
        - stream_encoding option was not accepted by capture2 method
        - glob_quoting option was not accepted by most methods
        - rename quote_style option as remote_shell

0.61_11  Aug 29, 2013
        - rsync_get method relied on a feature not available in old
          but still widely used versions of rsync (bug report by
          laiweiwei)

0.61_10  Jul 29, 2013
        - disable ControlPersist only when OpenSSH version >= 5.6 (bug
          report by Philippe Bruhat)
        - autodetect OpenSSH version during object creation

0.61_09  Jul 19, 2013
        - forcibly disable ControlPersist that may have been set from
          ssh configuration files (bug report by Philippe Bruhat)

0.61_08  Jul 19, 2013
        - fix test errors on perl 5.8

0.61_07  Jul 15, 2013
        - capture methods were not hanling retriable errors correctly
          (bug report by Victor Efimov)

0.61_06  Jul 12, 2013
        - another take into the shell_is_clean sanity check. Now we
          mimic sshd close enough to fool bash and make it behave as
          when really called by sshd

0.61_05  Jul 11, 2013
        - add shell_is_clean sanity check to test scripts to avoid
          false negatives while testing (bug report by Karen
          Etheridge)

0.61_04  Jun 28, 2013
        - print more informative error messages when loading an
          optional module fail
        - remove useless old fix for a nonexistent bug on
          _fileno_dup_over (un-bug report by Tammy Rockvam)

0.61_03  May 10, 2013
        - when testing on AIX don't check mux socket permissions and
          use correct ps arguments (bug report by mwatson)
        - apply doc patch by Florian of Debian project
        - add open3socket method
        - open2socket and open2pty now return the socket and pty
          respectively when called on scalar context
        - methods returning several file objects now croak when called
          on scalar context

0.61_02  Apr 16, 2013
        - add support for multiple shell quoting backends
        - add support for X11 forwarding

0.61_01  Mar 18, 2013
        - remote shell detection code was broken in tests (bug report
          by Neil Bowers)
        - skip tests requiring a bourne shell when the remote shell is
          csh or some derivative as tcsh

0.60  Feb 15, 2013
        - scp_put and rsync_put where not handling correctly the case
          where glob was set but the given file patterns didn't match
          any local file (bug report by Pavel Leity).
        - $SIG{__DIE__} was not always localized before calling eval

0.59  Jan 31, 2013
        - release as stable
        - fix some misspellings

0.58_04  May 2, 2012
        - solve some git merge mistakes

0.58_03  May 1, 2012
        - several misspellings corrected on the docs (bug report by
          Florian Schlichting from Debian - I love these guys!)
        - don't put square brackets around IPv6 addreses when passing
          the hostname to ssh (bug report by Alexey ?)

0.58_02  Apr 16, 2012
        - strict_mode lets pass world-writable directories if they
          have the restricted deletion flag set
        - implement sshfs import and export methods
        - add forward_agent feature
        - do not disable ssh-agent when using password authentication
        - some documentation improvements

0.58_01  Jan 30, 2012
        - add new documentation section about debugging
        - new helper module Net::OpenSSH::OSTracer added
        - ConnectionCache module was missing from MANIFEST
        - correction on default_ssh_opts feature documentation
          (reported by Yann Kerhervé)

0.57  Dec 21, 2011
        - quote equal sign
        - do not quote commas

0.56_01  Dec 8, 2011
        - rsync methods were failing when user was defined (bug report
          by black_fire)
        - detect when the destructor is being called from a different
          thread (bug report by troy99 at PerlMonks)
        - support for Net::OpenSSH::Gateway added

0.55  Dec 6, 2011
        - solve regression from 0.53_03: rsync methods were broken
          because the hostname was not being correctly removed from
          the ssh command passed to rsync (bug report by Mithun
          Ayachit)

0.54  Dec 4, 2011
        - release as stable

0.53_05  Nov 23, 2011
        - scp methods were broken when a user was given (bug report by
          Andrew J. Slezak)
        - add support for verbose option in scp methods
        - implement parse_connections_opts
        - solve bug related to expansion of HOST var when an IPv6
          address was given
        - move FACTORY docs to the right place
        - add FAQ about running remote commands via sudo
        - add sample for Net::Telnet integration
        - add sample for sudo usage reading password from DATA

0.53_04  Sep 2, 2011
        - add default_ssh_opts feature
        - getpwuid may fail, check $home is defined before using it
        - add FAQ entry about MaxSessions limit reached
        - move FACTORY docs to the right place

0.53_03  Aug 18, 2011
        - handling of default_std*_file was broken (bug report and
          patch by Nic Sandfield)
        - keep errors from opening default slave streams
        - add Net::OpenSSH::ConnectionCache package
        - add FACTORY hook
        - place '--' in ssh command after host name
        - add support for die_on_error
        - add support for batch_mode feature
        - typo in sample code corrected (reported by Fernando Sierra)
        - using { stdin_data => [] } was generating warnings

0.53_02  Jul 12, 2011
        - add support for custom login handlers
        - remove SIG{__WARN__} localizations

0.53_01  May 15, 2011
        - quoter and glob_quoter fully rewritten from scratch
        - quoter was not handling "\n" correctly (bug report and work
          around by Skeeve)
        - minor doc improvements

0.52  May 9, 2011
        - release as stable
        - skip bad passwd test when IO::Pty is not available

0.51_12  May 2, 2011
        - require version 2 of the SSH protocol (bug report by Jo
          Rhett)
        - remove harmless "my $foo = ... if ..." bug

0.51_11  Apr 24, 2011
        - encoding handling in sftp method was broken (bug report and
          solution by Todd Rinaldo)
        - sftp method was broken (regression)
        - better support for sharing SSH connections with children
        - more tests
        - add sample for usage with Net::Telnet
        - bad sample in documentation corrected

0.51_10  Mar 29, 2011
        - error status was not reset between calls (regression)
        - remove internal line numbers from error messages
        - encoding errors were not propageted in pipe_in and pipe_out
          methods
        - minor debuging cleanup
        - better messages on bad encoding errors

0.51_09  Mar 29, 2011
        - add support for passphrase protected keys
        - add support for passing the private key path as an explicit
          constructor option
        - bug solved on password handling
        - bug solved in _fileno_dup_over
        - remove redundant _check_master_and_clear_error
        - more tests
        - some doc improvements

0.51_08  Mar 28, 2011
        - pipe_in and pipe_out were not correctly setting error status
          on failure
	- support argument_encoding in pipe_in and pipe_out
        - document how to set StrictHostKeyChecking=no
        - replace @error_prefix arguments by a localized stack
	- use _load_module for Encode loading
	- remove no-encoding hack on _master_ctl 

0.51_07  Mar 22, 2011
        - add encoding support
        - undef $SIG{CHLD} inside blocking methods

0.51_06  Mar 16, 2011
        - make hostname argument to constructor optional when
          external_master is set
        - better error handling in constructor
        - s/reuse_master/external_master/. I never were happy with the
          old option name.
        - some minor doc corrections

0.51_05  Mar 15, 2011
        - implement reuse_master feature
        - do not propagate extra arguments from wait_for_master to
          _wait_for_master
        - accept ssh_opts in make_remote_command

0.51_04  Mar 10, 2011
        - solve "Not enough arguments for grep" bug (reported by Tom
          Wittbrodt)
        - some documentation improvements

0.51_03  Mar 9, 2011
        - error message corrected
        - troubleshooting guide improved
        - add pointer to OpenSSH Wikibook
        - add autosudo.pl sample
        - implement stdintout_dpipe_is_parent feature

0.51_02  Feb 10, 2011
>>>>>>> master
        - add support for test method
        - add support for dpipe feature
        - simplify _wait_for_master code
        - remove spurious warnings generated when control command
          failed to run (bug report by jaiieq from Perlmonks)
	- timeout at object level where being ignored by _waitpid
        - document how to run detached remote processes

0.51_01  Feb 1, 2011
        - add support for kill_ssh_on_timeout feature and better
          timeout handling
        - set ssh option ServerAliveInterval
        - system could return -1 on error instead of false
        - add change_password.pl sample
	- some tests were failing when using csh as the remote shell
          (bug report by Scott Davis)

0.50  Nov 21, 2010
        - shell_quote in t/1_run.t was escaping '_' (bug report by
          Andreas J. König)
	- some typos corrected
        - initial implementation of scp_cat

0.49  Aug 7, 2010
	- do not kill master from forked processes (bug report by
          scotchie at PerlMonks)

0.48  Aug 2, 2010
        - bug quoting escaped scalars as globs solved
	- new faq for "can't change directory"
	- support calling shell_quote and shell_quote_args as class
          methods
	- more tests
	- minor doc corrections

0.47  Apr 13, 2010
	- document how to make it work under Solaris
	- some docs reorganization and improvements

0.46_02  Mar 29, 2010
	- add suport for default_stdin_file, default_stdin_discard and
          similar options
        - add stdinout_socket feature and open2socket shortcut method
        - rename some internal methods to more meaningfull names
        - add open_tunnel and capture_tunnel methods
	- add support for tunnel feature and docs
	- document mod_perl/mod_perl2 integration
	- document not-a-real-file-handle errors
	- some minor doc updates
	- run tests with StrictHostKeyChecking=no
        - disable tty allocation for control commands
        - better debugging for _io3

0.46_01  Mar 25, 2010
        - do not depend on STDIN, STDOUT and STDERR being file
          descriptors 0, 1, and 2 respectively as it happens, for
          instance, under mod_perl (bug report by eserte via
          PerlMonks)
        - use POSIX::dup2 to duplicate file descriptors, instead of
          perl open builtin
        - set stdin_discard when running control commands as it may be
          closed or tied
        - better debugging for waitpid and _io3
        - error in example in documentation corrected (reported by
          Slaven Rezic)

0.45  Feb 17, 2010
	- support for taint mode
	- use better IPv6 regexp
	- bug in glob_quoter incorrectly handling empty strings solved
        - document how $SIG{CHLD} can break some methods and add FAQ
        - some typos corrected
	- update copyright notices

0.44  Jan 26, 2010
	- solve bug on rsync methods not correctly handling
          pass-through options carrying an argument (bug report by
          Daiju Kito)
	- support several verbose levels in rsync methods
	- document spurious warnings that appear when tty => 1 is
          given and stdin is not attached to a tty

0.43  Dec 14, 2009
        - call ssh with -tt instead of -t to force remote tty
          allocation even when stdin is not attached to one locally
          (bug report by Todd E. Rinaldo)

0.42  Dec 5, 2009
        - add FAQ section
	- add commercial support offering
	- add pointer to my wishlist :-)

0.41_03 Nov 16, 2009
	- add testing known_hosts to MANIFEST
	- some bits where missing from 0.40
	- allow also keyboard-interactive authentication when password
          is given (bug report by Todd E. Rinaldo)

0.40  Nov 14, 2009
        - DESTROY was clobbering $@ (bug report by Todd E. Rinaldo)
	- when password authentication is requested add flags to ssh
          master command to disable other auth. options
	- document how to integrate Net::OpenSSH with Expect

0.39  Oct 10, 2009
	- use SIGTERM instead of SIGHUP to kill lazy SSH master
	- on 1_run.t remote commands could be aliased bug (report and
          patch by Danijel Tasov)
	- add methods for external master PID handling
	- add 'all' tag to Net::OpenSSH::Constants
	- check SSH client version from Makefile.PL
	- work around L<Foo::Bar> links in POD being rendered as "the
          Foo::Bar manpage" by some POD backends.

0.38  Sep 25, 2009
        - remove alpha-status warning from docs!
	- add debug support to master killing
        - DESTROY was generating warnings when called before the
          master connection had been established successfully
        - add variable expansion feature
	- minor doc corrections

0.37  Sep 15, 2009
        - add support for stdout_file, stderr_file and stdin_file
          options

0.36  Jul 8, 2009
        - open2pty, open3 and open3pty where not handling transparent
          options for open_ex, and other minor bugs
	- pty handling in open_ex was broken
	- expect sample added

0.35  Jun 30, 2009
	- strict_mode was not working (bug report by wardmw@perlmonks)
	- documentation correction (error reported by Kevin
          Mulholland)
	- Document that the SSH client bundled with your operative
          system may not be good enough (report by Arun Rajamari).
	- Add pointer to SSH::Batch in the docs

0.34  Mar 26, 2009
        - pipe_out was broken (bug report by Matthew Merhar)

0.33  Mar 24, 2009
        - password obfuscation was failing on '%' (bug report by
          Sawyer X)

0.32  Mar 18, 2009
        - async mode was not working in constructor (bug report by
          Niels Larsen)

0.31  Mar 3, 2009
        - password authentication was not working on OS/X (bug report
          by Niels Larsen)
        - module loader was generating warnings on development
          versions (bug report by Todd E. Rinaldo)

0.30  Feb 13, 2009
	- make sftp open_ex based and add support for stderr_fh and
          stderr_discard
	- croak on unaceptable sftp options
	- delete SSH_ASKPASS and SSH_AUTH_SOCK from env. when password
          authentication is requested

0.29  Feb 12, 2009
        - sftp method was broken, regression introduced on 0.11 (bug
          report by Todd E. Rinaldo)

0.28  Feb 11, 2009
	- scp methods were broken, regression introduced on 0.24 (bug
          report by Ryan Schumacher)
	- doc chapter about 3rd party module integration

0.27  Feb 5, 2009
	- better tty feature handling in open_ex, now it defaults to
          ssh default behaviour
	- support for \ and \\ quoting escapes added
	- minor doc corrections
	- document ssh_opts (bug report by Graham Knop)

0.26  Feb 3, 2009
        - docs reorganized and simplified
        - new std(in|out|err)_discard options added
  	- new master_std(out|err)_(fh|discard) options added (feature
          request by Michael Courtney)
        - async support in system

0.25  Feb 2, 2009
        - remove obsolete FAQ

0.24  Feb 2, 2009
        WARNING!!! backward incompatible changes in this release:
        ===============================================================
	- system method now returns true on success and undef otherwise
	- errors OSSH_SLAVE_SCP_FAILED and OSSH_SLAVE_RSYNC_FAILED
          replaced by generic OSSH_SLAVE_CMD_FAILED
	- multiplexing_socket_path method renamed to get_ctl_path
        ===============================================================
	- new make_remote_command method
	- troubleshooting guide added
	- ask for help in Perlmonks!
	- check multiplexing socket before any command
	- more robust waitpid used
	- detect old OpenSSH versions of ssh (bug report and patch by
          David Markham)

0.23  Jan 25, 2009
        - don't quote ~ when globing (bug report by Niels Larsen)
        - IPv6 addresses are not required inside brackets (feature
          request by Ryan Kruse)
	- better IPv6 regexp from Regexp::IPv6
        - some doc corrections

0.22  Jan 22, 2009
        - use better regexp for IPv6 addresses

0.21  Jan 22, 2009
        - recognize IPv6 addresses (bug report by Ryan Kruse)

0.20  Jan 22, 2009
	- default_stderr_fh was wrongly handled (bug report by Sawyer
          X).
	- add getters for user, host and port properties (feature
          request by Niels Larsen)
	- doc errors corrected

0.19  Jan 20, 2009
	- shell_quote_glob method added
	- rsync has its own quoting rules (bug report by Niels Larsen)
	- implement copy_attrs feature for rsync methods (bug report
          by Niels Larsen)

0.18  Jan 20, 2009
	- several documentation corrections and improvements
          contributed by Niels Larsen.
	- add support for open_ex stdout_fh, stderr_fh and
          stderr_to_stdout options to rsync methods (bug report by
          Niels Larsen)
	- example of asynchronous usage of scp added

0.17  Jan 19, 2009
        - localize $SIG{__DIE__}, $SIG{__WARN__} and $@ for evals (bug
          report by Niels Larsen)
        - quote empty arguments correctly
	- add support for new constructor options
          default_std(in|out|err)_fh
	- some doc improvements

0.16  Jan 11, 2009
        - add support for bwlimit, copy_attrs, stderr_fh, stdout_fh
          and stderr_to_stdout to scp methods
	- correct bug in option checking for spawn and open2

0.15  Jan 9, 2009
        - do not escape dots when quoting args
	- some shell quoting tests added
	- better glob quoting
	- informative rsync error messages
	- doc improvements and typos

0.14  Jan 9, 2009
        - add experimental support for rsync file transfers
	- rework scp implementation in order to share as much as
          possible with rsync methods

0.13  Jan 8, 2009
        - when globing in scp_get, quote spaces only
        - add quote_spaces_only feature to _quote_args method
        - some scp_put and scp_get problems solved (bug report and
          patch by Maxim Yemelyanov).
	- _quote_args was returning wrong result in scalar context
          (bug report and solution also by Maxim Yemelyanov).
	- set umask when creating ctl_dir (bug report by Maxim
          Yemelyanov).

0.12  Jan 7, 2009
        - support timeout option on capture methods (bug report by Pete
          Emerson).
        - remove broken perl 5.6.x workarounds

0.11  Dec 24, 2008
        - new shell_quote method
	- add scp_get and scp_put methods
        - add spawn method
        - add support for ssh_opts in several methods
        - _make_call_ex renamed to _make_call
        - _make_call removed
        - fix doc errors

0.10  Dec 17, 2008
	- require OpenSSH > 4.7 for alternative testing aproach
	- use correct ps args when testing on Solaris
	- new mux_socket_path method
	- more tests
	
0.09  Dec 10, 2008
	- fallback testing method when ssh'ing to localhost is not enabled
	- add support for master_opts constructor argument
	
0.08  Dec 10, 2008
	- require 5.8.x and remove compatibility hacks for older versions
	- solve bug in open_ex when pty is requested
	- perform sanity checks on child file handles on open_ex
	
0.07  Dec 9, 2008
        - remove >>& incompatibility for perl 5.6.x
	- in tests, sort "ls" output, as it seems that it can change
          between two consecutive runs in some OSs

0.06  Dec 3, 2008
        - open_ex API redesigned
        - better bad options handling
        - support for async connections
        - shell metacharacter quoting
        - improved debugging
        - improved documentation

0.01  Fri Nov 14 01:02:40 2008
	- original version; created by h2xs 1.23 with options
		-AXn Net::OpenSSH
