modification des accès aux variables

src/main/java/model/AbstractBoard.java

src/main/java/model/AbstractElements.java

src/main/java/model/Elements.java

src/main/java/model/FirefighterBoard.java

src/main/java/model/ModelElements.java

src/main/java/model/RockScissorPaperBoard.java

src/main/java/model/RockScissorPaperElements/Paper.java

src/main/java/model/RockScissorPaperElements/Rock.java

src/main/java/model/RockScissorPaperElements/Scissor.java

.../java/model/fireFighterElements/AbstractFireFighters.java

src/main/java/model/fireFighterElements/Cloud.java

src/main/java/model/fireFighterElements/Fire.java

...ain/java/model/fireFighterElements/FireFighterPerson.java

src/main/java/model/fireFighterElements/FireTruck.java

src/main/java/model/fireFighterElements/Mountain.java

src/main/java/model/fireFighterElements/Road.java

src/main/java/model/fireFighterElements/Rockery.java

src/main/java/view/GameGrid.java

src/main/resources/view/view.fxml