re-send transaction if in block to update confirmation in wallet.
no need to store processedTransactions in memory
further simplified output cathegorisation.
missed last block in scan
simplify in memory utxo.
add txhash and ix to transaction output java object, initialized as hash
calculated.
a slave needs to answer getdata to originate transaction
prefer aggregation of UTXO over fragmentation. estimate fee
Merge pull request #17 from bitsofproof/master

slave needs to answer getdata. Prefer aggregation of UTXO