android-daemon: Make stats classes parcelable
android-daemon: Make binder usage in key-exchange classes work with processes
android-daemon: Split processes of daemon and GUI

This patch separates the GUI from the background daemon process. Since shared
preferences are not working among multiple processes, the daemon uses its own
preferences which are updated by intents send from the Preferences activity.

The notification of the foreground service has been removed.
The stats database has been replaced by a content provider.
android-daemon: Remove the keyword ACTION in action strings
tools: Fix parameter count check in dtninbox