Log Message:
Update bind910 to 9.10.4pl2 (BIND 9.10.4-P2).

Changes from 9.10.3-P4 to 9.10.4 are too many to write here, please refer
CHANGES file.

	--- 9.10.4-P2 released ---

4406.	[bug]		getrrsetbyname with a non absolute name could
			trigger an infinite recursion bug in lwresd
			and named with lwres configured if when combined
			with a search list entry the resulting name is
			too long. (CVE-2016-2775) [RT #42694]

4405.	[bug]		Change 4342 introduced a regression where you could
			not remove a delegation in a NSEC3 signed zone using
			OPTOUT via nsupdate. [RT #42702]

4387.	[bug]		Change 4336 was not complete leading to SERVFAIL
			being return as NS records expired. [RT #42683]

	--- 9.10.4-P1 released ---

4368.	[bug]		Fix a crash when calling "rndc stats" on some
			Windows builds because some Visual Studio compilers
			generated crashing code for the "%z" printf()
			format specifier. [RT #42380]

4366.	[bug]		Address race condition when updating rbtnode bit
			fields. [RT #42379]

4363.	[port]		win32: Disable explicit triggering UAC when running
			BINDInstall.

	--- 9.10.4 released ---