Add CDMA jf devices to AOSPA-legacy

Please also fork the following repos in:

https://github.com/garwynn/android_device_samsung_jfltecri
https://github.com/garwynn/android_device_samsung_jfltecsp
https://github.com/garwynn/android_device_samsung_jflteusc
https://github.com/garwynn/android_device_samsung_jfltespr

This will complete the bringup of all but jfltevzw, being maintained by someone else.