Merge pull request #446 from mtomaschewski/status-tweaks-2

ifup/ifstatus: no failure report on failed/deferred lease (bnc#896188)
Merge pull request #445 from pwieczorkiewicz/hwaddr-reject

hwaddr: added is_invalid and broadcast utilities (bnc#898622)
Merge pull request #443 from pwieczorkiewicz/cs_parse_fix

client-state: Do not fail on parsing empty origin and uuid (bnc#890084)
version 0.6.11
fsm: Generate default config for children in existing relation
Merge branch 'master' into testing
Merge branch 'ifreload-dep' into testing