Changes from pkg 1.9
- Fix fd leak on systems without utimensat (merged in release branch)
- Do not use openssl for sha256
- Improve the default output when fetching data
- Update libfetch to the version of FreeBSD 11
- Update libsbuf to the version of FreeBSD 11
- Fix NetBSD ABI
- Add a fallback for utimensat when reporting EOPNOTSUPP
- replace libsbuf with utstring for portability
- Overwrite some sqlite vfs functions to allow capsicumisation of pkg
- move more pkg audit details into the library
- allow to run pkg query without any privileges
- extend the audit periodic script to report deprecated packages
- Fix fd leak to rcscripts
- stop dropping privieges during fetching it causes more issues than it solves
- speed walking though [reverse]dependencies
- Update blake2b to latest version
- Add blake2s to the list of supported checksums
- Internal digest now default on blake2b on 64 bits and blake2s on 32 bits.
- Fix segfault when ABI is defined but empty
- Do not use the shared library provides/requires on non FreeBSD/Linux
- Define _NETBSD_SOURCES on NetBSD to allow libfetch to use funopen
- Document vital flags
- Fix potential double free when dealing with @config keyword
- Add progress when fetching (number of files to fetch)
- Improved messages about locked packages
- Return 1 when a user rejects the proposed plan
- When dealing with configuration files '@config' never overwrites non tracked files
- Warn everyone about deprecation of @dirrm and @exec
- Deduplicate metadata loading code
- pkg register now understands context aware messages

Changes from pkg 1.8

- Drop privileges in many commands
- Drop privileges when fetching a file
- Add resource limitation to sandboxes
- Add support for metalog
- pkg-delete now print a warning if no packages were matched
