MarsRover kata in scala

• Develop an api that moves a rover around on a grid.
• You are given the initial starting point (x,y) of a rover and the direction (N,S,E,W) it is facing.
• The rover receives a character array of commands.
• Implement commands that move the rover forward/backward (f,b).
• Implement commands that turn the rover left/right (l,r).
• Implement wrapping from one edge of the grid to another. (planets are spheres after all)