Instantiate a trie inside apriori
Count singletons with the trie
Add candidate pruning
Compute new candidates in trie
Debug print support
Delete dead code
Scaffolding for new count candidates function
Implement counting of basket combinations
Delete dead code
clarify comments
reorder some codes
Include depth as a parameter to prune_candidates
Count remaining inside prune function
Use remaining candidates to terminate loop
Use trie-based output for final output
Delete dead code