Move code grid into GridAccount

Clear and focus to password textctrl when typing invalid password at login

src/view/UsersDialog.cpp

@@ -86,6 +86,8 @@ void UsersDialog::OnOK(wxCommandEvent& event)
     if (!_kiss->IsValidUser(_users->GetStringSelection(), _password->GetLineText(0)))
     {
         wxMessageBox(_("Invalid password"), _("Error"), wxICON_ERROR | wxOK);
+	_password->Clear();
+	_password->SetFocus();
     }
     else
     {