Big improvement to overall quality of RPC service
* If payout fails because insufficient funds, ids get automatically unlocked
* Locked ids are now recorded as json in a file, as opposed to spitting out to command line
* Association of paid payouts with transaction is retried 5 times, finally saving the data to json file for manual retry later
* Two new commands allow unlocking pids/bids and associating transaction id from json file
Updates scheduler to be compatible with 0.5
Ooops
Adds multiplier to mh/s to provide hashes/s like frontend expects