environ variable for forecastio key
extract current_forecast from application_controller
going to require a forecast model
forecast_spec and forecast model
users_controller_spec tests for welcome forecast, other spec cleanup
require lat/lon for user model
gets forecast from user parameters on signup
Forecasts are made when a user signs up, using their lat/long, and the current time. Isn't called again, and no messaging or ui to see the forecasts.