HALO: make windows moveable and scaleable [WIP]

Change-Id: Ief042db52c1b0061eb9d33ab0d7a3883d8aedb43
[1/2] SystemUI: Network speed indicator

Change-Id: I88e7cdfe20342c695a33383db36bf80bb4ffe009
Merge changes I88e7cdfe,Ief042db5 into illusion-4.4

* changes:
  [1/2] SystemUI: Network speed indicator
  HALO: make windows moveable and scaleable [WIP]