clean-up guidance code/code in general

removes duplicated includes
removes unused includes
eliminates dedicated toolkits that resulted in circular dependencies
moves functionality close to data, where possible

include/engine/trip/trip_farthest_insertion.hpp

@@ -3,7 +3,6 @@
 
 #include "util/dist_table_wrapper.hpp"
 #include "util/typedefs.hpp"
-#include "util/typedefs.hpp"
 
 #include "osrm/json_container.hpp"
 #include <boost/assert.hpp>