remove references to MyService

Forgot to rename them the previous time.

Signed-off-by: Ozan Safi <ozan@oscorp.se>
AndroidManifest.xml: remove unnecessary action filters

.. such as power connects or disconnects.
Leftover from the time when I was experimenting
with intent receivers.

Signed-off-by: Ozan Safi <ozan@oscorp.se>