correction execute

src/impl/DiffusionAtomique.java

@@ -11,7 +11,7 @@ public class DiffusionAtomique implements AlgoDiffusion {
     }
 
     @Override
-    public void execture() {
+    public void execute() {
         // TODO Auto-generated method stub
         throw new UnsupportedOperationException("Unimplemented method 'execture'");
     }