[Output] Write to logstates file

src/friction_writer.cc

@@ -11,7 +11,7 @@ FrictionWriter<ScalarVector, Vector>::FrictionWriter(
     typename BW::Projector projector)
     : BW(vertexCoordinates, _boundaryNodes, projector),
       coefficientWriter("coefficients", std::fstream::out),
-      stateWriter("states", std::fstream::out) {}
+      stateWriter("logstates", std::fstream::out) {}
 
 template <class ScalarVector, class Vector>
 FrictionWriter<ScalarVector, Vector>::~FrictionWriter() {