Store selected segments in countarray object
Store found segments in countarray object

Raise MAX_FOUND_SEGS to MAX_SEGMENTS to ease code reuse.
Store warning segments in countarray object
Clear visited segment array in constructor
Make Been_visited a local bit array
Use visited_segment_bitarray_t for escort create_bfs_list
Use visited_segment_bitarray_t for create_path_points
Use visited_segment_bitarray_t for pick_connected_segment
Use visited_segment_bitarray_t in trace_segs
Use visited_segment_bitarray_t for find_connected_distance
Use visited_segment_bitarray_t for set_segment_depths
Use visited_segment_bitarray_t for blast_nearby_glass