Release v4.2.0 (public release)

[Features]

• Updates profile to reduce repeated messages on no response (#923)
• Adds test case implementation of DNSSEC17 (#906, #898)
• Adds test case implementation of DNSSEC16 (#900, #897)
• Adds test case implementation of DNSSEC15 (#896, #894)
• Adds test case implementation of Basic04 (#892, #763)
• Adds Finnish translation (PO file) (#880, #879)

[Fixes]

• Updates translations (#921, #917, #916, #914, #925, #910, #927, #913,
  #925, #910)
• Updates instructions (#918, #919, #889, #926)
• Corrects code (#915)
• Updates share/Makefile to be FreeBSD compatible (#893, #702)

Details on previous releases are found in the Changes file or in the releases page.
The release has been published at CPAN. The recommended installation path is to
go to the Installation instructions. For general information go to the
Zonemaster README.