Initial Commit. Create Car class with make, model and year
Add MSRP to car class
Add depreciation as constant variable. start value method
Prepare to fix current_value to return actual current value and not year difference
Fix current_value method to return depreciated value over age of new car
Remove unneeded depreciate method
Finally fix current_value method to return value of car given 5% yearly depreciation
Remove unnecessary depreciate method again.
Create price method to find out cost of car with dearler markup
Clean up extra space and remove directions
Create used_car.rb that inherits from car_class
Create lib/used_car_class.rb? That's not right...
Create used car subclass of Car class. That's what I wanted in the previous commit
Create directions from HW for guidance
Create initialize method so used car subclass inherits from car class
Close inheritence initialize method
Give used car subclass mileage argument
Create mileage depresiation value
Change class variable name for reference
Create test file for used car class