[Fix] Memory leak due to containers serialization

• [Add] minimal std::any implementation compatible with C++14 GenericOperator parameters are accessed by reference

include/aidge/graph/GraphView.hpp

@@ -217,7 +217,7 @@ public:
      * @return NodePtr returns a new empty node if the one asked for
      * was not found.
      */
-    NodePtr getNode(const char *nodeName) const;
+    NodePtr getNode(const std::string& nodeName) const;
 
     /**
      * @brief Remove a Node from the current GraphView scope without affecting its connections.