lockscreen: Add option for showing unlock screen directly

 * Option appears on PIN, pattern and password methods
 * User can press back button to see swipe-up-to-unlock screen
 * Instantly hide keyguard if Smart Lock has unlocked phone

Change-Id: I2ceeed348d7e61632b8344f35431f30cba62ca4f
Ticket-Id: CYNGNOS-1873
Signed-off-by: eray orçunus <erayorcunus@gmail.com>

SettingsProvider: Add missing platform sdk dependency
Change-Id: I4844eaa0a989bf634a2251e95dc84a505037c012

The change-id below is so that Gerrit won't get confused.
Change-Id: I0cfb43bfb631fce532dfacdf56455309a04ddfa2