Merge changes from topic "nsd_serviceinfo_network"

* changes:
  Support discover/resolve on specific networks
  NSD: Specify on what interface to getAddrInfo
tree: 3f2e8eefffb2d1e11d647d35a645d666e4f2badc
  1. framework/
  2. framework-t/
  3. service-t/
  4. services/
  5. tests/