Fix the Mobile networks icon in Settings

-shrinked a little
-centered

See the screenshots:  https://drive.google.com/folderview?id=0BxY75MbFAKsXMzF3YXJZdUhVNm8&usp=sharing

Change-Id: Ia77dbf4417a3c4dd09adc11990406e97b482ae46
Signed-off-by: arham jamal <arhamjamal@gmail.com>
Settings: Lock before unlock the new way (2/2)

Original commit:
https://github.com/SlimRoms/packages_apps_Settings/commit/97d8a510e90a7bad58d8691d6f83c6e64d2b907b

All credit to kufikugel

Change-Id: Ie2b9d44b65af1b20e7a556c8441bba1cb4a565d3
Signed-off-by: arham jamal <arhamjamal@gmail.com>
Merge changes Ie2b9d44b,Ia77dbf44 into kitkat

* changes:
  Settings: Lock before unlock the new way (2/2)
  Fix the Mobile networks icon in Settings