Changelog:
* Changes in Wget 1.19.1
* Fix bugs, a regression, portability/build issues
* Add new option --retry-on-http-error
* Changes in Wget 1.19
* New option --use-askpass=COMMAND. Fetch user/password by calling
an external program.
* Use IDNA2008 (+ TR46 if available) through libidn2
* When processing a Metalink header, --metalink-index=<number> allows
to process the header's application/metalink4+xml files.
* When processing a Metalink file, --trust-server-names enables the
use of the destination file names specified in the Metalink file,
otherwise a safe destination file name is computed.
* When processing a Metalink file, enforce a safe destination path.
Remove any drive letter prefix under w32, i.e. 'C:D:file'. Call
libmetalink's metalink_check_safe_path() to prevent absolute,
relative, or home paths:
https://tools.ietf.org/html/rfc5854#section-4.1.2.1https://tools.ietf.org/html/rfc5854#section-4.2.8.3
* When processing a Metalink file, --directory-prefix=<prefix> sets
the top of the retrieval tree to prefix for Metalink downloads.
* When processing a Metalink file, reject downloaded files which don't
agree with their own metalink:size value:
https://tools.ietf.org/html/rfc5854#section-4.2.16
* When processing a Metalink file, with --continue resume partially
downloaded files and keep fully downloaded files even if they fail
the verification.
* When processing a Metalink file, create the parent directories of a
"path/file" destination file name:
https://tools.ietf.org/html/rfc5854#section-4.1.2.1https://tools.ietf.org/html/rfc5854#section-4.2.8.3
* On a recursive download, append a .tmp suffix to temporary files
that will be deleted after being parsed, and create them
readable/writable only by the owner.
* New make target 'check-valgrind'
* Fix several bugs
* Fix compatibility issues
8fc5f8b565