paypro: verify chain refactor.
paypro: verify chain refactor.

maraoz/coinforge,janko33bd/bitcore,habibmasuro/reddcore,casinocoin/csc-bitcore-v0.1,phplaboratory/bitcore,bitjson/bitcore,casinocoin/csc-bitcore-v0.1,MulticoinExplorer/bitcore,bilthon/bitcore,jcvernaleo/bitcore,casinocoin/csc-bitcore-v0.1,braydonf/bitcore,iobond/bitcore,bitjson/bitcore,pnagurny/bitcore,eXcomm/bitcore,bitpay/bitcore,Kefkius/clamcore,bitpay/bitcore,casinocoin/csc-bitcore-v0.1,initaldk/bitcore,pembo210/Litecore,williamcotton/bitcore,williamcotton/bitcore,bitjson/bitcore,UdjinM6/bitcore-dash,martindale/bitcore,MulticoinExplorer/bitcore,genecyber/bitcore,daxxog/clamcore,KainiIndustries/hullcore,iobond/bitcore,Kefkius/clamcore,olalonde/bitcore,MonetaryUnit/bitcore,KainiIndustries/hullcore,initaldk/bitcore,eXcomm/bitcore,maraoz/coinforge,daxxog/clamcore,UdjinM6/darkcore,MulticoinExplorer/bitcore,iobond/bitcore,UdjinM6/darkcore,TOMOAKI12345/bitcore,Kefkius/clamcore,pembo210/Litecore,TOMOAKI12345/bitcore,lekkas/bitcore,habibmasuro/reddcore,jcvernaleo/bitcore,braydonf/bitcore,pnagurny/bitcore,lekkas/bitcore,pembo210/Litecore,TeamPiggyCoin/PiggyCore,UdjinM6/darkcore,bilthon/bitcore,pembo210/Litecore,phplaboratory/bitcore,martindale/bitcore,bankonme/bitcore,casinocoin/csc-bitcore-v0.1,olalonde/bitcore,habibmasuro/reddcore,adjoinant/bitcore,UdjinM6/darkcore,bitjson/bitcore,habibmasuro/reddcore,bankonme/bitcore,adjoinant/bitcore,UdjinM6/darkcore,genecyber/bitcore,litecoin-project/litecore,martindale/bitcore,TeamPiggyCoin/PiggyCore,eordano/bitcore,MonetaryUnit/bitcore,KainiIndustries/hullcore,KainiIndustries/hullcore,KainiIndustries/hullcore,KainiIndustries/hullcore,litecoin-project/litecore,bitpay/bitcore,MulticoinExplorer/bitcore,iobond/bitcore,GroestlCoin/groestlcore,Kefkius/clamcore,MulticoinExplorer/bitcore,martindale/bitcore,bitpay/bitcore,habibmasuro/reddcore,UdjinM6/darkcore,janko33bd/bitcore,eordano/bitcore,iobond/bitcore,casinocoin/csc-bitcore-v0.1,Kefkius/clamcore