libseccomp-2.5.0

[Bruce Dubbs]

New minor version.

[Douglas R. Reno]

* Version 2.5.0 - July 20, 2020
- Add support for the seccomp user notifications, see the
  seccomp_notify_alloc(3), seccomp_notify_receive(3), seccomp_notify_respond(3)
  manpages for more information
- Add support for new filter optimization approaches, including a balanced tree
  optimization, see the SCMP_FLTATR_CTL_OPTIMIZE filter attribute for more
  information
- Add support for the 64-bit RISC-V architecture
- Performance improvements when adding new rules to a filter thanks to the use
  of internal shadow transactions and improved syscall lookup tables
- Properly document the libseccomp API return values and include them in the
  stable API promise
- Improvements to the s390 and s390x multiplexed syscall handling
- Multiple fixes and improvements to the libseccomp manpages
- Moved from manually maintained syscall tables to an automatically generated
  syscall table in CSV format
- Update the syscall tables to Linux v5.8.0-rc5
- Python bindings and build now default to Python 3.x
- Improvements to the tests have boosted code coverage to over 93%
- Enable Travis CI testing on the aarch64 and ppc64le architectures
- Add code inspection via lgtm.com

[Douglas R. Reno]

Fixed at r23413