0.0.11 (2020-12-10)
- eliminate empty lines in dig result for auth name server search

0.0.10 (2020-04-08)
- added comment to use HOOK_CHAIN="no" in dehydrated's config

0.0.9 (2020-01-24)
- minor bug corrected to more reliably determine authoritative
  name servers

0.0.8 (2019-11-13)
- renounce on checking published challenge when authoritative
  name servers can't be determined

0.0.7 (2019-04-10)
- new code to determine authoritative name servers
- flag to set failed check of the challange not a fatal error

0.0.6 (2019-02-22)
- use bash explicitly instead of undefined sh
- ignore unknown hook commands
- do not clean challanges before publishing a new one, can be
  disabled for versions of dehydrated before 0.6.0
- support wildcard certs
- help for setting up keys and dynamical updates on bind reworked
Thanx to Luc Maisonobe.

0.0.5 (2018-01-25)
- replaced "let" with $(())-construct for counters
Thanx to Thomas Leuxner.

0.0.4 (2018-01-24)
- better handling of authoritative name server search
Thanx to Thomas Leuxner.

0.0.3 (2018-01-23)
- support for new hook commands from dehydrated 0.4 
- corrected bug for calls that do not need a host name
- corrected clean_challenge to actually do what it should
- minor text tweaks

0.0.2
initial release