Fix getreceivedby[account|address] api.  The first parameter is not optional.
Fix getreceivedby[account|address] api.  The first parameter is not
optional.

jcmincke/dcrd,hectorj/btcd,ltcsuite/ltcd,jimmysong/btcd,sysbot/btcjson,aakselrod/btcd,DanielKrawisz/btcd,ppcsuite/ppcd-old,soapboxsys/ombfullnode,pkothbauer/btcd,mathiasrw/btcd,sysbot/btcjson,Roasbeef/btcd,dajohi/btcd,toddfries/btcd,decred/dcrd,glv2/ppcd,jongillham/btcd,Cleawing/btcd,dan-da/btcd,danoctavian/btcd,Stash-Crypto/btcd,wallclockbuilder/btcd,soapboxsys/ombfullnode,runeaune/btcd,1d4Nf6/btcd,btcsuitereleases/btcd,stevenroose/btcd,glv2/ppcd,runeaune/btcd,dan-da/btcd,CryptocurrencyCabal/htcd,jimmysong/btcd,adiabat/btcd,dajohi/btcd,dajohi/btcd,tb00/btcd,ppcsuite/ppcd,Cleawing/btcd,pkothbauer/btcd,Stash-Crypto/btcd,davecgh/btcd,danoctavian/btcd,ppcsuite/ppcd-old,toddfries/btcd,decred/dcrd,Roasbeef/btcd,tb00/btcd,cjepson/btcd,jrick/btcd,Dirbaio/btcd,jrick/btcd,cjepson/btcd,adiabat/btcd,wallclockbuilder/btcd,Dirbaio/btcd,BitGo/prova,jongillham/btcd,jcmincke/dcrd,aakselrod/btcd,mathiasrw/btcd,DanielKrawisz/btcd,qchain/btcd,davecgh/btcd,hectorj/btcd,jrick/dcrd,btcsuite/btcd,Dirbaio/btcd,cqswxj2013/btcd,cqswxj2013/btcd,stevenroose/btcd,jcmincke/dcrd,ltcsuite/ltcd,CryptocurrencyCabal/htcd,btcsuite/btcd,qchain/btcd,1d4Nf6/btcd,BitGo/prova,jrick/dcrd,ppcsuite/ppcd,jrick/btcd,btcsuitereleases/btcd