init_moto_msm8960: Add support for C Spire Photon Q

- surprisingly, the difference seems not to be in androidboot.carrier
(for both Sprint and C Spire devices it's set to 'sprint' ?!) but in
androidboot.modelno - C Spire variant sets it to 'XT897', while it's
missing in the Sprint case...

Change-Id: Ib09ddf052202cd5e3b62f050bc82d5502b118fc9
turn on BT 4.0

Change-Id: I0c096ce8ba2f277598ab554f3254840b87139b15
Initial translation import

Change-Id: I67bf99eba2c40eca66679abc8373bd66f823b12c
Merge "init_moto_msm8960: Add support for C Spire Photon Q" into cm-11.0
Merge remote-tracking branch 'upstream/cm-11.0' into berserk