+ Added the simulation results of the winter trials.

* Some refactoring with regard to the simulation process.

+ Added some new gnuplot outputs.

Signed-off-by: swordmaster2k <b00056835@student.itb.ie>
* Fixed a bug in the connection logic that was resulting in unexplained
  errors.

Signed-off-by: swordmaster2k <b00056835@student.itb.ie>
* Adjustments the robot's coordinate systems, shifted native x and y
  from cells to meters and implement get_cell_x and get_cell_y instead.

Signed-off-by: swordmaster2k <b00056835@student.itb.ie>
* Moved key in gnuplot generation to top right of plot.

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