Green light - added additional tests to cover facing properties on remaining direction classes, north, south and west
RedLight - Added move forward test to robot
GreenLight - Robot making first step.
Green light - added tests to make robot take two steps!
Green light - robot can move 12 steps!
RedLight - set robot start position test failing needs implementing
GreenLight - added start position functionality to robot
RedLight - Move backward tests added to robot. method is not implemented.
GreenLight - Robot moving backwards. refactored move function in robot
Refactored North Direction - now using base direction method to reduce repetition.
Refactoring - added remaining char directions to base direction.
Refactoring - moved north move tests into separate test script.
RedLight - added south robot move tests. Needs features implementing.
RedLight - corrected test incorrect assertions expected.
GreenLight - south moving tests passing. functionality added
Redlight - added tests to rotate robot left, renamed test files to be more descriptive
removed test/robot.js
REDLIGHT - low percentage code coverage - direction factory added to resolve different types for robot, using null direction pattern for objects unresolved