Adding a new toggle to control whether network
recommendations are enabled.
Removed the "Use open networks" pref and its associated strings
and components as it's no longer needed.
Test: Built and ran.
BUG: 33549591
BUG: 33270391
Change-Id: I03069ca30d06089600ca958f8da117564189f839
Merged-In: I7248ac32e0598d82107c150372c1fe4e9e2243a5
Merged-In: I82eed6dc7daef1c622ea4e33ce42c331e0cd786d
Add a gear on Settings menu, and move a bunch of stuff from
overflow and advanced screen to there. Also move add network
to be the last item in the list rather than in overflow.
Also fix WifiP2p breakage.
Change-Id: I5c84c25e5ba9224f77dcd988b0b2850ae6e71168