Merge changes from topics "wifi-copy-xmlutils", "wifi-systemmessageproto"

* changes:
  Copy XmlUtils to wifi-service
  Statically link SystemMessageProto into wifi-service
tree: f00a0b0b68b2f85ab454f8815b1e75dd14d58064
  1. apex/
  2. service/
  3. PREUPLOAD.cfg