Adding distance computation (pos manager) + display distance
Position manager: adding angle computation + standardization of units
position manager is now fed with encoder's variations
Converting ticks to mm done with a macro instead of a function

So that the resulting value is not converted to integer when used in a
calculation.
Using new separator for plotting values
Fixed bug source in macro definition
Position manager: printing intermediate values for debugging
Adding a test for position manager
Using new function to init timer's clock
Switching right and left motors
Rule to clean bin files in test directory