TU-local STXXL comparator for OSMNodeIDs, needs {min,max}_value

Can not use std::less<>{} because of this.

include/extractor/node_id.hpp

@@ -1,21 +0,0 @@
-#ifndef NODE_ID_HPP
-#define NODE_ID_HPP
-
-#include "util/typedefs.hpp"
-
-namespace osrm
-{
-namespace extractor
-{
-
-struct Cmp
-{
-    using value_type = OSMNodeID;
-    bool operator()(const value_type left, const value_type right) const { return left < right; }
-    value_type max_value() { return MAX_OSM_NODEID; }
-    value_type min_value() { return MIN_OSM_NODEID; }
-};
-}
-}
-
-#endif // NODE_ID_HPP