1.	Rdataset/Rdatalist Union
2.	ev_ prefix for ISC_EVENT_COMMON
3.	Finish mempool conversion of message.c
4.	Improve buffer & region APIs (inline?)
5.	isc/util.h publish or perish
6.	magic number listing
7.	Eliminate dns_result_t and old DNS_R_ codes
8.	Check base 64 code; does it have the problems that
	the BIND 8 code does?
9.	Authority is optional if we have answers?
10.	AD bit setting.
11.	KEY duplication (answer + additional) in any query
12.	Add covers to deleterdataset.
13.	Fix rdata META flag to be set for TSIG, TKEY, OPT