coords can reveal x coordinate
reveals the Y coordinates
It knows the cardinal coordinates
can turn left and right
working on incrementing forward, methods in place
moves along y axis
moves along x axis
features implemented
locator received new coords
bug with multiple commands, problem probably with locators forward method
refactored both rover and locator
fixed bug that didn't cycle more than 4 times through DIRECTIONS
Refactored N E S W facing locators into lets
Refactoring locator and locator_spec complete
stops locator at lower boundary, need to implement upper boundary
TODO upper boundary
does not allow travel past upper boundary
Fixed bug locator reaches boundaries and stops moving, made methods private
tidied rover.rb
added tests for turning left context rover_spec.rb