Fixed confusing documentation in SenseApi. (see issue #54)
Removed old unused "app secrets" that guarded the session ID. Not very
secure to have these secrets in version control, and they are no longer
needed now the Service is not exported to other apps.
Changed log levels to prevent confusion about errors being logged when a
sensor ID was not found. (see issue #54)
Magnetic sensor fix
Log changed
Minor code style changes
Merge pull request #59 from senseobservationsystems/fix_sense_api_docs

Fix sense api docs
Made sure magnetic field sensor sample is stopped when the sensor is
stopped
Merge pull request #61 from senseobservationsystems/fix_magnetic_field

Fix magnetic field
Update android support library to rev 13
Fixed Lint warnings about API levels
Merge branch 'unstable' into smart_watch
/sense_os/service/commonsense/SenseApi.java

Conflicts:
	sense-android-library/src/nl/sense_os/service/commonsense/SenseApi.java