MFH r324148:

MFH r324148:
Sync libarchive with vendor.

Relevant vendor changes:
  PR #905: Support for Zstandard read and write filters
  PR #922: Avoid overflow when reading corrupt cpio archive
  Issue #935: heap-based buffer overflow in xml_data (CVE-2017-14166)
  OSS-Fuzz 2936: Place a limit on the mtree line length
  OSS-Fuzz 2394: Ensure that the ZIP AES extension header is large enough
  OSS-Fuzz 573: Read off-by-one error in RAR archives (CVE-2017-14502)

Security:	CVE-2017-14166, CVE-2017-14502

git-svn-id: svn://svn.freebsd.org/base/stable/10@324418 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f