+ Added the ability to build the entire path to the GridNav algorithm.
* Some other improvements.

Signed-off-by: swordmaster2k <b00056835@student.itb.ie>
+ Added a higher resolution map of 0.05m cells.
* Changed the way maps are opened they now contain the grid size and cell
  size of the operating environment.
+ Added a simulated robot for testing.
* Bug fixes.

Signed-off-by: swordmaster2k <b00056835@student.itb.ie>
* Refactoring.

Signed-off-by: swordmaster2k <b00056835@student.itb.ie>