g2: a few bringup updates

Use special TMobile tethering APN
bug:11383698
Change-Id: Iac07491a41b1ced3cdfd2d4bd1f8291a939f9708

Remove logwrapper for wpa_supplicant
Bug: 11116723
Change-Id: I7cf71bc1b53438a06a39aca0decd3a775cf17bfd

Show LTE icon for KT operator
Bug: 11523988
Change-Id: I21c82f0b268920af78c6a488198af80cd8f0ee38

Add mms overlay for lliad and Bouygues Telecom
Bug: 11361843
Change-Id: I1e2a1a5f316cc6b2d483edf02aabf5bea2b8d7f5

Remove Manage Mobile Plan
Set config_show_mobile_plan false to remove "Manage mobile plan"
Bug: 10819853
Change-Id: Ic3c69fb4246cc0de38518ef6c9950cee7fa4d987

Use MCC-specific operator name list
Display Operator names according to SIM Card MCC.
Currently available tables exist for China(Simplified Chinese)
and Taiwan (Traditional Chinese).
Bug: 10399327
Change-Id: I248fe92d099b67e14486dae44a097a0cc60e229c

Signed-off-by: houstonn <houstonn@gmail.com>
g2: squash merge inline with CM

Signed-off-by: houstonn <houstonn@gmail.com>
g2: better mount options to improve performance

Signed-off-by: houstonn <houstonn@gmail.com>
g2: test another optimization