removed unnecessary locals
passes locations params as location through locals
created class for storing dash weather info for the dash
included dash class
removed use of dash class and went back to using forecast class
weather is now current_weather --more descriptive
removed locals for dashboard
moved get weather scope method from dash_controller
removed locals from dash_controller
removed unused methods
moved get_weather_scope method from forecast model
implemented get_weather_scope from Scope model
moved precipitation methods to category model
moved methods from dash_controller
deleted unused dash model