Added a call to reset the fermenter after an update.

Reset builds step parameter with FerementerStep objects from database.
Reset all clears current ferment steps - this may be positive or negative

Fix for issue #125: Missing 'power' in call to actor_on had heater id number set as power

initializer which are defined in the plugin will be called. Before
these initializer where ignored.

- CSS Fix for Safari

Added a wait time between the beeps.

Makes the buzzer notifications more noticeable.

Changes int() on mashin and boilsteps to a float() value to check if the Target Temp is reached.  This allows decimals value to not error out in the log.

Fixes buzzer initialization errors

config.

swapped .PropertyNumber("Cooler Offset ON", True, 0) on lines 11 and 12.  On should match with min and Off should match with max on lines 32 and 35

-fix fermenter hysteresis

- Import BeerXML
- Import REST API
- Migration DB
- Set Default Screen after Start
- Cleanup

Buzzer can't initialise with correct gpio pin as the config hasn't been initialised yet.

Fixes bug caused introduced when adding the offset (temps only reading 0)