Add getaccountaddress support to btcctl.
Add getaccountaddress support to btcctl.

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