Unreachable code / empty statements

[demiantres]

OsmTrack.java:

    while (node != null) {
      if (node.origin != null) {
      }
      node = node.origin;
    }

and

        OsmPathElementHolder detours = detourMap.get(node.origin.getIdFromPos());
        if (nodeNr >= 0 && detours != null) {
          OsmPathElementHolder h = detours;
          while (h != null) {
            OsmPathElement e = h.node;
            input.addBadWay(startSection(e, node.origin));
            h = h.nextHolder;
          }
        } else if (nodeNr == 0 && detours != null) {
          OsmPathElementHolder h = detours;
          OsmPathElement e = h.node;
          input.addBadWay(startSection(e, e));
        }