/// Copies the document to the new one with the given id
virtual std::shared_ptr<ModelAPI_Document> copy(std::shared_ptr<ModelAPI_Document> theSource,
std::string theID) = 0;
/// Copies the document to the new one with the given id
virtual std::shared_ptr<ModelAPI_Document> copy(std::shared_ptr<ModelAPI_Document> theSource,
std::string theID) = 0;