Settings: add key to USB Storage Unmount option

If we want to be able to highlight this preference and we need a key to do so.

Change-Id: I8c78f8cf8e75bbc071438ef4f733f3ac49e27791
Signed-off-by: Roman Birg <roman@cyngn.com>
(cherry picked from commit bcf65be714f865d641c5078f38c70c80c5eb9bee)
Settings: Fix alignment of print settings icon

In case the print header row was not used for an account row before,
the print icon appeared shifted to the left.

Change-Id: Ieeafca0c16083f4a45b57a1015bb412da26bb0e9
(cherry picked from commit ab55bad0e5cbe1470987129384ffff473ce9bcde)
Settings: HighTouchSensitivity support

Change-Id: I3e4cd681d0e9b93eff9a65b69c0f38efe3b5a18b
(cherry picked from commit 37c46d039f2f10f797c559fb58688b18410373f6)