Merge remote-tracking branch 'origin/master' into hugo-desmons

# Conflicts:
#	src/main/java/fr/univlille/sae/classification/controller/DataVisualizationController.java
#	src/main/java/fr/univlille/sae/classification/utils/ViewUtil.java
#	src/main/java/fr/univlille/sae/classification/view/DataStageView.java
#	src/main/java/fr/univlille/sae/classification/view/MainStageView.java