Log Message:
knot: Update to 2.9.5

Changelog:
Monday, May 25, 2020
Bugfixes:
        Old ZSK can be withdrawn too early during a ZSK rollover if maximum zone \ 
TTL is computed automatically
        Server responds SERVFAIL to ANY queries on empty non-terminal nodes

Improvements:
        Also module onlinesign returns minimized responses to ANY queries
        Linking against libcap-ng can be disabled via a configure option