Note: This change fulfills both 2699 (lease4) and 2703 (lease6).

Conflicts:
	ChangeLog

Conflicts:
	ChangeLog

Conflicts:
	src/lib/python/isc/ddns/session.py

Also explicitly added a note in the "Installation" section referring
to the BIND 10 DHCP database installation and configuration section.

This is not allowed by our coding style. Use the correct message ID
instead (which was previously unused).

fixed Conflicts:
	src/bin/bind10/bind10.in

 commit.

It insists signature match between declarations and definitions even with such
unnecessary qualifiers, and fails to link due to a false-positive
"undefined symbol" at the link time.

with one minor regression fix.

fixed Conflicts:
	src/bin/ddns/tests/ddns_test.py
	src/bin/xfrin/tests/xfrin_test.py
	src/lib/dns/python/tests/zone_checker_python_test.py
	src/lib/python/isc/ddns/tests/session_tests.py

Actually the support was already there.
Renamed the OpenBSD class to NetBSD (since it was first)
and then use it for OpenBSD too (and NetBSD).

This is for ticket #2692. It was reviewed on jabber.

This is for ticket #2128. It was reviewed and discussed on jabber.

This extends SysInfoPOSIX to get the hostname and the load average.
Then as a fallback for unknown systems it uses the SysInfoPOSIX.

(By the way, some information is looked up twice, but this
happened before this patch, but now happens for a couple more things.)

without this lettuce tests doesn't work in-source.
a kind of regression due to #1901
(cherry picked from commit 0749f9e1)

simply because it makes more sense in terms of what's tested.