+5055. [func] A default list of primary servers for the root zone is
+ now built into named, allowing the "masters" statement
+ to be omitted when configuring an IANA root zone
+ mirror. [GL #564]
+
+5054. [func] Attempts to use mirror zones with recursion disabled
+ are now considered a configuration error. [GL #564]
+
+5053. [func] The only valid zone-level NOTIFY settings for mirror
+ zones are now "notify no;" and "notify explicit;".
+ [GL #564]
+
+5052. [func] Mirror zones are now configured using "type mirror;"
+ rather than "mirror yes;". [GL #564]
+
5051. [doc] Documentation incorrectly stated that the
"server-addresses" static-stub zone option accepts
custom port numbers. [GL #582]