DONE - move the garbage timeout on file
DONE - in index_rd load all data only when required
- briskin5 alignment
+ . extern del garb_timeout
+ . user_load parameters verify
+ . Bin5::load_data and Bin5::save_data refactoring with
+ data split
+ . move many function into "Bin5 class"
DB: - initial usage
DONE - configurabilità file o db