Doc: Add wicked release making HOWTO
Merge pull request #215 from pwieczorkiewicz/release-mini-HOWTO
client: Do not display transient return codes by default

New option flag --transient is to enable transient
return codes (dhcp timeout).
By default ERROR is reported only on a severe errors.
Merge pull request #220 from pwieczorkiewicz/transient

client: Do not display transient return codes by default bnc#875154
Do not close stderr on daemon() when in log-target
utils: close fds in child, after the daemon() call
Merge pull request #222 from mtomaschewski/noclose

Do not close stderr in daemon() when used in log-target
dhcp4: accept packets without udp checksum (bnc#873267)
Merge pull request #223 from mtomaschewski/bnc873267

dhcp4: accept packets without udp checksum (bnc#873267)
client: Introduce new ifmatcher flag ignore_startmode

Default FALSE. Purpose to accept all kind of STARTMODE
configurations in ifstatus.
ifstatus: Accept STARTMODE={off,manual}
ifup, ifreload: rename force parameter to ignore-prio

It makes more sense and also avoid generating unwanted <config> node
in case of ifup|ifreload...
ifup: Add --ignore_startmode option to ignore STARTMODE
ifup: disable ignore_prio and ignore_startmode by default

Introduce compile time flag DEBUG_BUILD to enable them
in order to facilitate testing.
Merge pull request #224 from pwieczorkiewicz/ifstatus-manual

ifup, ifstatus: cond. accept STARTMODE off and manual
utils: Add ni_string_clear()
wireless: Remove secrets as soon as they are used
util: Add ni_try_mlock()

ni_try_mlock() checks for errno. It accepts EPERM error to continue,
when user is not allowed to lock memory.
wireless: mlock the network structure
wireless: catch failing network object allocation