[CSM-275] Get rid of creation of remaining address in 'computeTxFee'
[CSM-275] Get rid of creation of remaining address in 'computeTxFee'

input-output-hk/pos-haskell-prototype,input-output-hk/pos-haskell-prototype,input-output-hk/cardano-sl,input-output-hk/cardano-sl,input-output-hk/pos-haskell-prototype,input-output-hk/cardano-sl,input-output-hk/cardano-sl