Ajout de GridSolver - Avant modification + jointure des classes

src/GridSolver/DialogManager.java

@@ -0,0 +1,10 @@
+
+/**
+ * Interface containing definition to showDialog box.
+ * @version 1.0
+ * @author Moncef STITI
+ * @author Marco ORFAO
+ */
+public interface DialogManager {
+    void showDialog();
+}