Added initial redis-timeseries.
Move publication of cumulative data to /cumulative/.... mqtt topic from /sensors/type/id/cumulative....
Move publication of cumulative data to /cumulative/.... mqtt topic from /sensors/type/id/cumulative....
Tidied up screen and dropped bandwidth monitoring.
Log user email when serializing session.
Added new Power page just to show current power and hourly and daily cumulators.
If not authenticated, redirect to google login page.