Add SMS Middleware layer.

Add fix so ordered broadcasts are delivered to system
apps first in the event of a tie. This works around
the issue where terrible apps steal SMS notifications
from the broadcast queue to simply prevent notifications
that could otherwise be removed by a toggle.

Change-Id: I4fff0c584f8fce9c5f2f4fe86a82fe6480c307c7
Merge branch 'jb-mr1' of https://github.com/AOKP/frameworks_base into jb-mr1