Telephony: Add TD-SCDMA network modes

1)TD-SCDMA Signal Strength support.
2)Add TD-SCDMA network type support in MobileDataStateTracker class
to identify TD-SCDMA as UMTS variant and use the relevant
kernel data stack tcp buffer sizes defined.
3) Add TD-SCDMA to the list of supported network modes.

Change-Id: I158821574484bfaf47d1660406e591e2afb3be5e
CRs-Fixed: 403258, 479310
(cherry picked from commit 2ba1b7292c6b458fb72587c1f29a5c00b70717cd)
(cherry picked from commit d58b065e7e3d84461a3c981e7a7d4673f3567ef5)
(cherry picked from commit 7844d69d3d323b3969766309c2ad5bc80411fbae)
Derp.... ..|..

Change-Id: Ieb9f69592e74685c0196c9c6f2cd2e3f8ac21f43
Signed-off-by: Lokesh Chamane <lokesh.c703@gmail.com>
show connected devices or name of single device on Bluetooth Tile

Patchset 4: Add ACL listener to trace back connected/disconnected bt devices
            CleanUp
Patchset 5: Rebased
Patchset 6: Move ACL listener to BluetoothController

Change-Id: Ic9dda4f9123bc541753332df759cbd8534ab2e11
Merge remote-tracking branch 'upstream/pac-4.4' into pac-4.4