new project for the robot simulator
ad spec skeleton
adding tests with guard and rspec-nc
try out 'complex' looping in tests
add robot object with heading and rotate support, and tests
use array's include intead of checking return of index
adding more objects and test. much more refactoring to do as I learn
remove debugging statement
change robot.heading to behave like accessors
add attr reader for x,y on table
implement report command with tests
test invalid place on table
adding move with tests