json rpc: fixed getTransactionBy
json rpc: fixed getTransactionBy

gsalgado/pyethapp,ethereum/pyethapp,RomanZacharia/pyethapp,changwu-tw/pyethapp,heikoheiko/pyethapp,ethereum/pyethapp,gsalgado/pyethapp,changwu-tw/pyethapp,RomanZacharia/pyethapp,vaporry/pyethapp,kustomzone/pyethapp,d-das/pyethapp