base: update link ring-notifications after read user settings

Change-Id: Ib424124dc20e38243e572333e323ba97aacb1111
JIRA: CYAN-3559
Issue: https://jira.cyanogenmod.org/browse/CYAN-3559
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>
[video] : added mime-type for mov files

- Added video/quicktime mime type for mov files in
  MediaFiles.Depend on the mime-type it decides
  to show either in gallery or music app

CRs-fixed: 515036

Change-Id: Ieab6c15d78d2d140158833905e8e387643f1157a
Actions: Introduce last activity switcher credit @romanbb (1 of 2)

based on

https://github.com/CyanogenMod/android_frameworks_base/commit/2578c4748bf44c726957f94ffc7c4d265da2637b

Change-Id: I84d93f2676e39da8b6ccb2a270fec8e1d6319727