finish cleanup

dune/gmsh4/gmsh4reader.impl.hh

@@ -390,10 +390,10 @@ void Gmsh4Reader<G,C,S>::readMeshFormat (std::ifstream& input, double& version,
   std::getline(input, line);
   std::istringstream stream(line);
   stream >> version >> file_type >> data_size;
-  if(file_type != 0) {
+  if (file_type != 0) {
     int one;
     input.read(reinterpret_cast<char*>(&one), sizeof(int));
-    if(one != 1) swap = true;
+    if (one != 1) swap = true;
     std::getline(input, line);
   }
 }