WifiConfigManagerNew: Create skeletal class

Create skeletal class for the new WificonfigManager. Currently, it just
contains the methods to retrieve the list of networks and the methods
used for persistence.

BUG: 29606678
Change-Id: I57a171ebdef8437537eb50c612fa35f46e944e93
TEST: Unit tests in the next CL.
1 file changed
tree: b07813fe1a4c877ffea54a680591d0e10596f153
  1. libwifi_hal/
  2. libwifi_system/
  3. service/
  4. tests/