0.9.0

Breaking changes

• Move the flatten_into method for converting domain names into a straight, flat form into a new FlattenInto trait. This trait is only implemented for types that actually are or contain domain names. (#216)
• Marked various methods and functions that return values without side effects as #[must_use]. ([#228] by @WhyNotHugo)
• Changed the signature of FoundSrvs::merge to use a non-mut other. (#232)
• The minimum Rust version is now 1.67. (#235)

New

• Added support for the ZONEMD record type. (#229 by @xofyarg)
• Re-exported the octseq crate as dep::octseq. (#230)
• Added a blanket impl for mut refs to Composer. (#231 by @xofyarg)