Merge changes from topic "ril-split" into cuttlefish-testing
* changes:
Minimal cleanup of the ril code for P compatibility
Added 1.4 setDataProfile and setInitialAttachApn
Add default implementation for carrier lock commands in IRadio 1.4
Populate radio access family
Add default implementation of enableModem for cuttlefish
VTS test for IRadio 1.3 setSystemSelectionChannels
Add default impl for emergencyDial
Add default impl for getSignalStrength_1_4 and backward compatibility for getIccCardStatus
Add cuttlefish default implementation for networkTypeBitmap
Add default implementation of getModemStackStatus for cuttlefish
Add StartNetworkScanV1_4 Impl
Fork legacy ril into cuttlefish to support radio hal 1.4.