Disable ticker preference [1/2]

Ticker can be annoying when you're getting spammed by an angry girlfriend
and various other girls at the same time.  Lets disable it until the problem
just goes away :D

Change-Id: I696dcc0e020e3548dabd5c801cafb4a5076f15bd
SystemUI : RemoteDisplayTile use executor

The registering/updating causes jank when done on main thread.

Change-Id: I3a07ddeeddf480641a8b1f55684983b24cd693d1
SystemUI: fix crash when removing tile

Change-Id: I50168bf9ba2648a782b80c14bb77563ba341f5c8
Signed-off-by: Roman Birg <roman@cyngn.com>