Organism: use a Main class
Organism: rename _time to time_
Organism: use a Database class
Organism: move insert_item into Database class
Organism: move copy_item_rules to Database class
Organism: move paste_item_rules and can_paste_safely into Database class
Organism: move delete_item_rules into Database class
Organism: move update_item_rules into Database class
Organism: move cdbs into Main class
Organism: move get_item_rules, get_all_valid_item_rules and get_all_item_rules into Database class
Organism: move rules_to_string and string_to_rules into Database class
Organism: improve code
Organism: use a Rules class
Organism: use an OccurrencesRangeSearch class
Organism timer: use a Main class
Organism timer: rename _time to time_
Organism timer: use a Databases class
Organism timer: move set_last_search into the Databases class
Organism timer: improve code
Organism timer: use a Rules class