minor refactoring of project management, ajax now works better

src/main/java/se/su/dsv/scipro/admin/panels/AdminEditProject.java

@@ -87,6 +87,10 @@ public abstract class AdminEditProject extends Panel {
                 public void action(AjaxRequestTarget pTarget, Employee newSelection) {
                     //do nothing
                 }
+                @Override
+                protected String getName(Employee item) {
+                    return item.getNameAsString();
+                }
             });
             headsupervisorField.setModelObject(model.getObject().getHeadSupervisor());