SystemUI: Arrange Carrier Label

Screenshot
Before: https://lh4.googleusercontent.com/FH7yE_AKYvWBHtWLk1WvT0HfkMPnmbMQWqnNGGnbUV0=w350-h583-no
After: https://lh6.googleusercontent.com/-GBNI5nMk5ds/VEQG1GIwEqI/AAAAAAAAAQI/PPEZoJ5yvoU/w350-h583-no/Screenshot_2014-10-19-14-27-39.png