Status bar updates

 - Wifi moves to right of cell
 - Cell data and roaming indicator swap places
 - Data disabled and no internet on cell look the same
 - Don't show wifi in QS signal cluster, it has its status
   right below.

Test: visual && runtest systemui
Fixes: 36717491
Change-Id: I16ebe6fb6dd519526a1e174753c8ce08c713d405