Ajout de textures plus sympa
ajout de quelques textures
Merge branch 'develop' of https://github.com/BastienLaby/IMACplantS into develop

Conflicts:
	src/plants/dataTree/TrunckTreeNode.java
	src/plants/ui/JOGLWindow.java
Refactor du generateur d'arbres.
Ajout des feuilles.
Merge branch 'refactoringJDOMcreate' into develop