Revert "importation du package v_utilitaires dans v_lecture, suppression javadoc"

This reverts commit f25982fdc711910314eb4f9d883f1bd0cce13d83.
Revert "Revert "importation du package v_utilitaires dans v_lecture, suppression javadoc""

This reverts commit 6fd8f4c58d1ceacfd92d0730086821393fad6249.