Release 2.6.0

Two new DNS filters and configuration for client subnet netmask has been added thanks to pull request submission from Manabu Sonoda (@mimuret), see man 5 dsc.conf for more details.

Due to submodules in the repository please download this tarball:
https://www.dns-oarc.net/files/dsc/dsc-2.6.0.tar.gz
sha256: 6f3e0036cb4a228a9f7c3ebb9d5c264d8dd21fe5a769bfae6d2ef43fac807b16

Packages are available at: https://dev.dns-oarc.net/packages/

New DNS filters:

• servfail-only: Count only SERVFAIL responses
• authentic-data-only: Count only DNS messages with the AD bit is set

New configuration:

• client_v4_mask: Set the IPv4 MASK for client_subnet INDEXERS
• client_v6_mask: Set the IPv6 MASK for client_subnet INDEXERS

Fixes:

• Set _DEFAULT_SOURCE, was giving compile warnings on some platforms
• Update pcap-thread to v2.1.3 for compatibility fixes
• Fix bug where extra " would be OK in configuration
• Eat all white-space between tokens in configuration
• Minor documentation corrections

Commits:
8a20421 Config parse quote/whitespace bug
4eb91d8 PR review and corrections
1dcdbc1 add supports statistics for DNSSEC validation resolver - SERVFAIL DNS message filter - AD bit DNS message filter - set custom mask for ClientSubnet
7c4ce7e Update pcap-thread to v2.1.3
f5d152c Corrected date
04f137d Prepare SPEC for OSB/COPR
402c242 Config header is generated by autotools