QuickSettings : Fix tile removal

Remove tiles if the device doesn't support that feature.

Change-Id: Ib50f7d91a0a8d6bf37aa3b5f8af843d3f14f0076
Fix NPE exceptions in the Quick Settings menu

Double check that the settings were not previously removed and are
now null.

Change-Id: I3971f818ebbb5630caf348e38bfe1b2721f8ff48
QuickSettings : Filter tiles from default

Filter unsupported tiles from default.
Fixes re-arrange issue found on tablets post reset

Note : Please reset quicksettings after this commit to fix issues.

Change-Id: Ib92a8fc7e5e23baefb1e83a0309e73879ca64515