* v1 EDER poc
* remove superfluous edns_list_get_option function
* create an EDER configurable
* Hackathon 114
* Fixes for version -04
* Generated configparser and configlexer are not versioned in master anymore
* Remove NOERROR DNS Error Reporting; not part of final RFC.
* Use assigned IANA EDNS0 Option Code for Report-Channel.
* Fix buffer protection and agent domain validity
* Use DNS Error Reporting instead of the eder nickname
* Update documentation.
* Fix typo.
* Bail out early if ede is not present.
* Forget previous EDNS options from upstream; this is what was
implicitly happening but not deterministacally.
* Don't report LDNS_EDE_OTHER and bail early if there is no reporting
agent.
* Only do DNS error reporting when a client asked for something that
went wrong.
* Add an error reporting agent in the parent that should be ignored.
* review feedback.
* fixup for fast reload
* Add 'num.dns_error_reports' to stats and test for it.
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Co-authored-by: TCY16 <tom@nlnetlabs.nl>
Co-authored-by: Yorgos Thessalonikefs <yorgos@nlnetlabs.nl>