Add to/fromAron() for one-sided optional and test utilities for C++/Python conversion

• ARON conversions (C++): Add overloads for one-sided optional
• Add test utilities for testing C++ to Python conversion of ARON classes

Related to:

• python3-armarx!33 (merged)
• https://git.h2t.iar.kit.edu/sw/armarx/speechx/-/merge_requests/17

source/RobotAPI/libraries/aron/test/AronConversionTester.cpp

+/**
+ * This file is part of ArmarX.
+ *
+ * ArmarX is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * ArmarX is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @package    RobotAPI::ArmarXObjects::aron_cpp_to_python_conv_test
+ * @author     Rainer Kartmann ( rainer dot kartmann at kit dot edu )
+ * @date       2023
+ * @copyright  http://www.gnu.org/licenses/gpl-2.0.txt
+ *             GNU General Public License
+ */
+
+
+#include "AronConversionTester.h"
+
+#include <ArmarXCore/core/exceptions/local/ExpressionException.h>
+
+
+namespace armarx::aron::test
+{
+
+    AronConversionTester::AronConversionTester(dti::AronConversionTestInterfacePrx python) : interface(python)
+    {
+        ARMARX_CHECK(python);
+    }
+
+
+} // namespace armarx::aron::test