MFC r347990:
Sync libarchive with vendor.

Relevant vendor changes:
Issue #795: XAR - do not try to add xattrs without an allocated name
PR #812: non-recursive option for extract and list
PR #958: support reading metadata from compressed files
PR #999: add --exclude-vcs option to bsdtar
Issue #1062: treat empty archives with a GNU volume header as valid
PR #1074: Handle ZIP files with trailing 0s in the extra fields
(Android APK archives)
PR #1109: Ignore padding in Zip extra field data (Android APK archives)
PR #1167: fix problems related to unreadable directories
Issue #1168: fix handling of strtol() and strtoul()
PR #1172: RAR5 - fix invalid window buffer read in E8E9 filter
PR #1174: ZIP reader - fix of MSZIP signature parsing
PR #1175: gzip filter - fix reading files larger than 4GB from memory
PR #1177: gzip filter - fix memory leak with repeated header reads
PR #1180: ZIP reader - add support for Info-ZIP Unicode Path Extra Field
PR #1181: RAR5 - fix merge_block() recursion
(OSS-Fuzz 12999, 13029, 13144, 13478, 13490)
PR #1183: fix memory leak when decompressing ZIP files with LZMA
PR #1184: fix RAR5 OSS-Fuzz issues 12466, 14490, 14491, 12817
OSS-Fuzz 12466: RAR5 - fix buffer overflow when parsing huffman tables
OSS-Fuzz 14490, 14491: RAR5 - fix bad shift-left operations
OSS-Fuzz 12817: RAR5 - handle a case with truncated huffman tables
PR #1186: RAR5 - fix invalid type used for dictionary size mask
(OSS-Fuzz 14537)
PR #1187: RAR5 - fix integer overflow (OSS-Fuzz 14555)
PR #1190: RAR5 - RAR5 don't try to unpack entries marked as directories
(OSS-Fuzz 14574)
PR #1196: RAR5 - fix a potential SIGSEGV on 32-bit builds
OSS-Fuzz 2582: RAR - fix use after free if there is an invalid entry
OSS-Fuzz 14331: RAR5 - fix maximum owner name length
OSS-Fuzz 13965: RAR5 - use unsigned int for volume number + range check

Additional RAR5 reader changes:
- support symlinks, hardlinks, file owner, file group, versioned files
- change ARCHIVE_FORMAT_RAR_V5 to 0x100000
- set correct mode for readonly directories
- support readonly, hidden and system Windows file attributes

MFC r347999:
Install missing data file for
lib.libarchive.functional_test.test_read_format_zip_utf8_paths

MFC r299529,r299540,r299576,r299896:

r299529,r299540:
Update libarchive to 3.2.0

New features:
- new bsdcat command-line utility
- LZ4 compression (in src only via external utility from ports)
- Warc format support
- 'Raw' format writer
- Zip: Support archives >4GB, entries >4GB
- Zip: Support encrypting and decrypting entries
- Zip: Support experimental streaming extension
- Identify encrypted entries in several formats
- New --clear-nochange-flags option to bsdtar tries to remove noschg and
similar flags before deleting files
- New --ignore-zeros option to bsdtar to handle concatenated tar archives
- Use multi-threaded LZMA decompression if liblzma supports it
- Expose version info for libraries used by libarchive

r299576,r299896:
Fix broken cpio behavior.

Relnotes: yes

Copy head (r256279) to stable/10 as part of the 10.0-RELEASE cycle.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

Update libarchive to 3.0.3

Some of new features:
- New readers: RAR, LHA/LZH, CAB reader, 7-Zip
- New writers: ISO9660, XAR
- Improvements to many formats, especially including ISO9660 and Zip
- Stackable write filters to write, e.g., tar.gz.uu in a single pass
- Exploit seekable input; new "seekable" Zip reader can exploit the Zip
Central Directory when it's available; the old "streamable" Zip reader
is still fully supported for cases where seeking is not possible.

Full release notes available at:
https://github.com/libarchive/libarchive/wiki/ReleaseNotes

Set svn:keywords to FreeBSD=%H for contrib/libarchive

MFC after: 2 weeks

Copy libarchive from vendor branch to contrib

MFC after: 2 weeks

Set svn:eol-style property to native for all text files in vendor/libarchive

Vendor import of libarchive (release/2.8, r3824)

Obtained from: http://libarchive.googlecode.com/svn/release/2.8