Add meiersp

Liste_etudiants.csv

@@ -219,7 +219,7 @@ g.martin@student.uclouvain.be,"Martin, Guillaume",Non
 simon.mataigne@student.uclouvain.be,"Mataigne, Simon",Non
 leila.mathot@student.uclouvain.be,"Mathot, Leila",Non
 martin.f.mayence@student.uclouvain.be,"Mayence, Martin",Non
-pierre.meiers@student.uclouvain.be,"Meiers, Pierre",Non
+pierre.meiers@student.uclouvain.be,"Meiers, Pierre",Oui
 clovis.melotte@student.uclouvain.be,"Mélotte, Clovis",Non
 cedric.melsens@student.uclouvain.be,"Melsens, Cédric",Non
 clement.mercier@student.uclouvain.be,"Mercier, Clément",Non