resolve merge conflicts of e78bb65 to master

Change-Id: Ieab0520573b62ed35480af80620f2e5e3aa8b12c
tree: df84f2d1a7bebb9bdcdba9381415dfcf78f03322
  1. libwifi_hal/
  2. libwifi_system/
  3. service/
  4. tests/