Settings :Add lockscreen icon.

Change-Id: I95500f427066f9d9683bdcf5478f6f86aebb762c
Profiles : Settings

Change-Id: I072758a1c5ec04ef34077551220b6611068fe71d
Settings : Hardware key rebinding (2/2)

Change-Id: I1a0546f358e787a9c6ab12024e34255475259424
Add back blacklist settings.

Change-Id: Iae35717acfa9af4da75c07d24352acf981d19fc7
Improve translatability of summaries.

Change-Id: I362b335cbe219d6e371a458c9d50fcd66bdf19fe
Settings: Alert user when they attempt to add an invalid number to BL.

  - BlacklistProvider will reject numbers that aren't valid, silently. So instead of
  resuming to a blank screen, we should alert the user that the number they attempted to
  add is invalid by utilizing BlacklistUtils#addOrUpdate method.

Change-Id: I1ca32427baad41c1c9379e18046e6ca7937b6d32
Add missing blacklist xxhdpi drawables.

Change-Id: I327f408ff344e9358c479cf5fe9dc341918511b2