Merge "Add a NetworkProvider class to the SDK." am: 3bd0d010bb am: 4de6a72e85

Change-Id: I6f15335ae03674b1b2d759b2bb7b52607eb9e3e0
tree: 44ab1c2de068011980bbdc8e851c687c95f38428
  1. core/
  2. services/
  3. tests/