* @param positions table of vertices positions attribute
* @param m a marker that will be set by the function. If closeObject=false the phi2 that have fixed point are marked, else the created darts of the boundary are marked.
* @param attrNames attribute names
* @param kind what kind of mesh is the file (if none (-1) determined by filename extension) (cf enum in Mesh2Tables for other kind values)
* @param closeObject a boolean indicating if the imported mesh should be closed
* @param mergeColseVertces a boolean indicating if the imported mesh should be closed
* @return a boolean indicating if import was successfull