ability to std::cout << both output_point and input_point types.
ability to compare 2 payment_address or use it as a key in a std::*map.
made logging stuff in fullnode more intuitive.
poll for "stop" command from user in fullnode.
transaction_indexer class - makes an index of unconfirmed transactions. you can query this index using a Bitcoin address to see all related input and point points (returned as a txhash/index) with their relevant data (previous_output point for spends, and the Bitcoin value for outputs).
build stuff for transaction_indexer (see previous commit).
example of using transaction_indexer in fullnode example.