Added VIIRS SST and cleaned up JSON loading/unloading by using json provided base classes.
Added VIIRS SST product and very early unit tests. Upped VIIRS frontend version
Added IFOG product to new VIIRS Frontend
Added secondary DNB products and adaptive btemps to new VIIRS frontend.
Requires changes to histogram functions to work as is.
Updated histogram and DNB scaling functions to handle an 'out' parameter and not make in-place changes to the input array by default.