gitignore modif
adds link title for icons
forgot to correctly close a form
adds an annuler button
renames supprimer to desactiver and change desactiver icon
adds an ajouter button in participant list and an annuler button in create participant form
create participant form looks like update participant form
adds Form::hidden in twig functions
adds a checking page when adding a participant that got nom - prenom - date de naissance already in DB
change a word
adds a unique validation on registre national and a desactiver button on participant update
corrects the way disabled participant are managed
adds the render function to twig extension
changes a label
administration almost done
modify the init function to avoid FrozenObject bug
manages delete when object got children
manages delete when object got children
adds logging observer to all needed classes
corrects some mistakes