merge Baptiste : Buggué !

doc/sprint-3/README.md

doc/sprint-3/radiateur.jpg

src/events/CrownReceived.java

src/events/Evenements.java

src/events/FortEvent.java

src/items/Crown.java

src/main/Affichage.java

src/main/Case.java

src/main/Interface.java

src/main/Main.java

src/main/Scan.java

src/units/Archer.java

src/units/Chevalier.java

src/units/Combattre.java

src/units/Eclaireur.java

test/units/CombatreTest.java