bringup overlays to support both gsm and cdma g2 variants
disable carrier settings for now
g2: remove logwrapper for irsc_util
Bug: 11116723
g2: update TCP buffer sizes
Updated ReadMax and WriteMax TCP buffer sizes for HSPA data.
Bug: 10587546
g2: add ECC database
Bug: 10154455
g2: Update 1x signal strength after 2 sec
Update 1x signal strength after 2s (snapshot_timer)
when the UE initiate a voice call.

Bug : 10958351