manifest: Add USCC and VZW GS4 support

fork repo's from http://github.com/bmc08gt/device_samsung_jflteusc
                 http://github.com/bmc08gt/device_samsung_jfltevzw

Change-Id: I68b6f97ab643aa3d1565d65683389a61838a38d7
Signed-off-by: bmc08gt <bmc08gt.teamb00sted@gmail.com>