Merge pull request #297 from pwieczorkiewicz/verbosity

ifreload: improve the client's verbosity
Merge pull request #298 from pwieczorkiewicz/verbosity2

Improve hierarchy building debug and error messages (bnc#883203)
Merge pull request #299 from mtomaschewski/ready-ifflag

ifstatus: moved device-ready flag to ifflags to fix status reporting
Merge pull request #300 from mtomaschewski/reenable

ifreload: correctly set ipv4 and ipv6 enabled flags disabled before.
Merge branch 'master' into testing