Fix bugs:

* Database creation failed
	* UsersDialog shown on new user

src/view/UsersDialog.cpp

@@ -67,7 +67,10 @@ UsersDialog::UsersDialog(KissCount* kiss, wxUI *parent) : QDialog(0, Qt::Dialog)
     _users->setFocus();
 
     if (users_list.size() == 0)
+    {
         OnNewUser();
+	throw ExceptionNewUser();
+    }
     else
         show();
 }