Update PV defaults, generator inputs bug fix, Float64 arg types to Real
- Update PV defaults to tilt=10 for rooftop, tilt = abs(lat) for ground mount, azimuth = 180 for northern lats, azimuth = 0 for southern lats.
- bug fix for Generator inputs to allow for time_steps_per_hour > 1
- change various
Float64
argument types toReal
to allow integers too