Add beautiful C++ in bibliography
Also mention it in the paragraph about pragma once: they advise not to use it with an argument not mentioned (namely the exact behaviour is not codified and might not be the same for all compilers)
Prochaines maintenances programmées: lundi 06/05, lundi 03/06, lundi 01/07
Pour plus d'informations: https://doc-si.inria.fr/display/SU/Gitlab
Also mention it in the paragraph about pragma once: they advise not to use it with an argument not mentioned (namely the exact behaviour is not codified and might not be the same for all compilers)