Correct some comments in block bytes breakdown.
Correct some comments in block bytes breakdown.

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