Bring back navbar height settings
SystemUI: Ignore lint check ProtectedPermissions

Change-Id: Idf8ccd37cfb02e6da136187eb872e97e22b158e6
Keyguard: Bring back fast unlock

Change-Id: I927426e9078c9cc07cc582c74bc170bff6eb834e
Keyguard: Reduce font size of clock in status keyguard (sw720dp)

When system clock is configure for a 24H clock, times like 22:22, overflows the clock
of the keyguard status view on sw720dp. This change reduces the font size of clock to
allow to fit all time formats.

Change-Id: I1416c2a0f9da039f4beb4cdb77dbc5069dc47671
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>