resolve merge conflicts of fe51ea2 to master

Change-Id: I57d02ae2e0ecd7327e0be2ae5b0b5e3b43e43f70
tree: 4edac205e458190491c50a026d3c5d0ae12bfef0
  1. libwifi_hal/
  2. libwifi_system/
  3. service/
  4. tests/