fix CMMotionManager update interval bug. add upload data demo button that doesn't yet work
workaround update while collecting issue. add button to test updating
sync up CoreMotion probes
add wakeup and record, restore state.
don't start background updates unless collector was already running
fix bug with wrong screen on load
fix upload in background
add brightness to deviceInfo probe. fire deviceInfo probe on start. Cleanup bug that previously prevented deviceInfo from writing data.
record screen state when deviceInfo stops
add activity manager probe
group motion probes
group probes
replace gyro/accelrometer/magnometer with single motion probe
test all probes. start work on OSStepCounter
add readme. OSStepCounter sort of works.
merge activity monitor and step counter for super detailed data
Merge pull request #9 from RogerTangos/master

major pull - remove old motion probe, add CoreMotion probes, support m7, app backgrounding