old swig does not understand c++11 map initializer

dofContainer/dgDofContainer.h

@@ -190,7 +190,7 @@ class dgDofContainer
   /** Import a msh file in the dof container using the "NodeData" file format. 'filename'  refers to the part of the file name before _COMPXX.msh */
   void importMshNodeData(const std::string name, bool multiFile = true);
   /** Import all the idx and msh files listed in an idx file*/
-  double importIdx(const std::string name, std::map<int, int> componentMap={});
+  double importIdx(const std::string name, std::map<int, int> componentMap=std::map<int,int>());
   /** Export a function for gmsh visualization, (this dof is used as solution). If the function is a vector, export a vector field instead of the three component fields of the vector */
   void exportFunctionMsh (const functor * fun, const std::string name, double time=0.0, int step=0, std::string fieldname="") const;
   /** Export a function for gmsh visualization, (this dof is used as solution). It will export a field on a physical surface*/