Fix a bug. Add some destructors. comment out one that causes problems.

src/ui/LoginInterface.cpp

@@ -56,6 +56,18 @@ LoginInterface::LoginInterface(WebInterface* app)
     loginContainer->setWidth(Wt::WLength(50, Wt::WLength::Percentage));
 }
 
+LoginInterface::~LoginInterface()
+{
+    delete loginButton;
+    delete passwordField;
+    delete usernameField;
+    delete passwordContainer;
+    delete usernameContainer;
+    delete loginMessage;
+    delete loginLayout;
+    delete loginContainer;
+}
+
 void LoginInterface::checkSessionValidity()
 {
     Wt::Dbo::Session sqlSession;