Merge changes I4719b4dc,I0308cdf4,I38db1bb7

* changes:
  IpManagerTest: fix flaky test
  Fix flaky NsdManagerTest
  Boostrap test for NetworkMonitor
tree: d4bb05199d8b45e600587110ea5664e04097c792
  1. core/
  2. services/
  3. tests/