Ajout de println pour debug
Merge branch 'to_delete' of https://github.com/ClaraVista-IT/claraML into to_delete

Conflicts:
	src/main/scala/optimization/CFSAG.scala
Optimisation : Memoire et process, phase 5h pour 1alt
Merge branch 'to_delete' of https://github.com/ClaraVista-IT/claraML into to_delete

Conflicts:
	src/main/scala/learning/CollaborativeFiltering.scala