Add getaddressbalance extension.
Add getaddressbalance extension.

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