Add LTE/WCDMA to network preferred mode

Change-Id: I1cab3df9a515f7bf51c861587c52771cc7897f18
Support for LTE/GSM mode

Update preferred network mode message.
And add network mode LTE/GSM to preferred network type
for Metrico A-GPS test

Bug: 10139007
Change-Id: Ieebdf29c9a9c82dfd6274d6afb238ff8ad982575
remove power widget stuff