Fix map save bug

overmap.cpp

@@ -2656,7 +2656,7 @@ void overmap::save()
  fout << "L " << z << std::endl;
  for (int j = 0; j < OMAPY; j++) {
   for (int i = 0; i < OMAPX; i++) {
    fout << int(layer[z].terrain[i][j]) + 32;
    fout << int(layer[z].terrain[i][j]) << " ";
   }
   fout << std::endl;
  }
@@ -2704,19 +2704,20 @@ void overmap::open(game *g)
   if (datatype == 'L') { 	// Load layer data, and switch to layer
    fin >> z;

    std::string dataline;
    getline(fin, dataline);	// Chomp endl
    int tmp_ter;

    for (int j = 0; j < OMAPY; j++) {
     getline(fin, dataline);
     if (z >= 0 && z < OVERMAP_LAYERS) {
    if (z >= 0 && z < OVERMAP_LAYERS) {
     for (int j = 0; j < OMAPY; j++) {
      for (int i = 0; i < OMAPX; i++) {
       layer[z].terrain[i][j] = oter_id(dataline[i] - 32);
       fin >> tmp_ter;
       layer[z].terrain[i][j] = oter_id(tmp_ter);
       layer[z].visible[i][j] = false;
       if (layer[z].terrain[i][j] < 0 || layer[z].terrain[i][j] > num_ter_types)
        debugmsg("Loaded bad ter!  %s; ter %d", terfilename.c_str(), layer[z].terrain[i][j]);
      }
     }
    } else {
     debugmsg("Loaded z level out of range (z: %d)", z);
    }
   } else if (datatype == 'Z') {	// Monster group
    fin >> cstr >> cx >> cy >> cz >> cs >> cp >> cd;