add readme file and a hello world
failing test, need all doors being closed
fails still, doors are not defined
gree, doors defined, but empty
red, there aren't 100 doors
in a pickle, why aren't there 100 doors?
refactor: door count
in a pickle, why aren't there 100 doors?
doh: remember to return from functions
green: iterating over loops in JavaScript appears to be weird
refactor: get rid of global variable
refactor: remove direct array representation
red: door should be toggled open
green: door can be toggled
RED: try to visit each door
GREEN: visit each door
RED: step parameter is ignored
Unexpected RED, we always visit the first door
GREEN: adjust expectations
GREEN: check the function is applied (I wrote too much code)