Ajout des traces
Changes to be committed:
	modified:   Include/genetic.h
	modified:   Include/grasp.h
	modified:   Include/localisation.h
	new file:   Include/timetools.h
	modified:   Include/traces.h
	modified:   Src/array2d.cpp
	modified:   Src/genetic.cpp
	modified:   Src/grasp.cpp
	modified:   Src/kcombination.cpp
	modified:   Src/kcombinationiterator.cpp
	modified:   Src/localisation.cpp
	modified:   Src/testio.cpp
	new file:   Src/timetools.cpp
	modified:   Src/traces.cpp
	modified:   main.cpp