corrected wording for some components

src/main/java/cvbuilder/view/MainViewer.java

@@ -18,7 +18,7 @@ public class MainViewer {
         viewer.setVisible(true);
 
         JMenuBar menuBar = new JMenuBar();
-        JMenu menu = new JMenu("Menu");
+        JMenu menu = new JMenu("File");
         menuBar.add(menu);
         viewer.setJMenuBar(menuBar);