Automatic model number detection

Work in progress

Change-Id: Ia0ea84abb1d7b1e753890bca0f2baa8d0aacead0
wpa_supplicant: STFU!!!

Change-Id: I1d4b945b4305e496cb6447b86105b7990f52f5c0
Clean up previous GPS configs

Change-Id: I8d043dbe33b6f2050347737f72efe5d1a7d5d249
taoshan: GPS: Use legacy hal [1/2]

Change-Id: I364ff5f96d4c64a480b628eb58721381eac36bb9