Added comment to full.conf.
Merge branch 'zone_refcount' into development
Merge branch 'zone_refcount' into development
Merge branch 'zone_refcount' into development
Removed obsolete TODO.
Small fixes.

Missing RCU unlock + replaced numbers by error codes.
RCU locking order in xfr_client_start()

refs #1976
Merge branch 'release' into development
Merge branch 'master' into development
Merge branch 'release' into development
Merge branch 'release' into development
Reviewed old DDNS code.
Merge branch 'master' into development
Merge branch 'development' into ddns
Added some debug messages & RCU locking to DDNS.

refs #937 @15m
Some small changes.

refs #937
Update processing.

- Storing and applying changesets extracted to zones.c.
- zones_process_update() copy-pasted from normal_query_answer()
  and modified.
- Changed API of changeset storing to be more general.
- ns_prep_update_response() copy-pasted from ns_prep_normal_response()
  and modified.
- response_init_from_query() got new parameter for switching
  Question section copying.

refs #937 @1.5h
Implemented remote sockets, not in configuration yet.

refs #2035
Working remote control configuration and reading from socket.

refs #2035
Merge branch 'master' into development