- Add missing descriptors.
- Extend descriptor structure with type name.
- Add conversion functions num<->str for types and classes.

refs @2138

Conflicts:

	src/common/descriptor_new.c
	src/common/descriptor_new.h

The attribute is assigned nowhere and is always zero.

refs #2137

+ capitalize hexadecimal owners in reference test files

refs #2041

refs #2137

This enables functionality when name is preallocated.

refs #2137

Connect and send operations are sepparated now.

refs #2137

refs #2137

refs #2137

Conflicts:
	src/knot/server/zones.c

* When transaction security is required
  * Check it first and respond if fails
  * Always attempt to sign answers (if possible)
  * If TSIG required but not sent, return BADKEY and do not parse
    the prereq section - this differs from BIND impl., but it's more
    coherent.

Each query has own settings now.

refs #2137

refs #2137

* When transaction security is required
  * Check it first and respond if fails
  * Always attempt to sign answers (if possible)
  * If TSIG required but not sent, return BADKEY and do not parse
    the prereq section - this differs from BIND impl., but it's more
    coherent.

Conflicts:
	src/knotc.8

refs #1558

Steps to reproduce:
$ knsupdate -y invalid

norefs

refs #1558

- create flags structure
- create formating structure

refs #2137

refs #1558

If the zone command contains non-fqdn name, append trailing dot (like Bind).

refs #2137

refs #2137

And remove params_t.

refs #2137