Double connections fixed

src/graph-manager.h

@@ -73,6 +73,8 @@ namespace VISEQ::GRAPH {
 					edges.back()->end = to;
 					from->connections.push_back(edges.back());
 					to->connections.push_back(edges.back());
+					edges.back()->start_conn = from->connectors.back();
+					edges.back()->end_conn = to->connectors.back();
 				}
 			}
 			
@@ -221,6 +223,8 @@ namespace VISEQ::GRAPH {
 
 			void removeEdges(){
 				for(auto edge : remove_edges){
+					std::erase(edge->start->connectors, edge->start_conn);
+					std::erase(edge->end->connectors, edge->end_conn);
 					std::erase(edge->start->connections, edge);
 					std::erase(edge->end->connections, edge);
 					std::erase(edges, edge);