trivial: Replace CPubKey::operator[] with CPubKey::vch where possible
trivial: Replace CPubKey::operator[] with CPubKey::vch where possible

monacoinproject/monacoin,bitcoinsSG/bitcoin,myriadcoin/myriadcoin,n1bor/bitcoin,thrasher-/litecoin,GlobalBoost/GlobalBoost,fanquake/bitcoin,GroestlCoin/bitcoin,sipsorcery/bitcoin,cdecker/bitcoin,yenliangl/bitcoin,digibyte/digibyte,myriadteam/myriadcoin,achow101/bitcoin,qtumproject/qtum,prusnak/bitcoin,gjhiggins/vcoincore,alecalve/bitcoin,ElementsProject/elements,lateminer/bitcoin,FeatherCoin/Feathercoin,nikkitan/bitcoin,domob1812/namecore,pstratem/bitcoin,vertcoin/vertcoin,lbryio/lbrycrd,cdecker/bitcoin,BTCGPU/BTCGPU,myriadcoin/myriadcoin,ajtowns/bitcoin,ElementsProject/elements,GlobalBoost/GlobalBoost,guncoin/guncoin,domob1812/namecore,alecalve/bitcoin,bitcoin/bitcoin,gjhiggins/vcoincore,andreaskern/bitcoin,domob1812/namecore,bitcoin/bitcoin,jamesob/bitcoin,practicalswift/bitcoin,MeshCollider/bitcoin,guncoin/guncoin,wellenreiter01/Feathercoin,rnicoll/dogecoin,jnewbery/bitcoin,CryptArc/bitcoin,afk11/bitcoin,fanquake/bitcoin,monacoinproject/monacoin,bespike/litecoin,GlobalBoost/GlobalBoost,jambolo/bitcoin,EthanHeilman/bitcoin,qtumproject/qtum,AkioNak/bitcoin,afk11/bitcoin,fujicoin/fujicoin,rnicoll/bitcoin,BTCGPU/BTCGPU,GroestlCoin/bitcoin,rnicoll/bitcoin,monacoinproject/monacoin,andreaskern/bitcoin,sstone/bitcoin,apoelstra/bitcoin,AkioNak/bitcoin,andreaskern/bitcoin,vmp32k/litecoin,domob1812/namecore,Flowdalic/bitcoin,MarcoFalke/bitcoin,Kogser/bitcoin,GroestlCoin/GroestlCoin,JeremyRubin/bitcoin,Flowdalic/bitcoin,Xekyo/bitcoin,Sjors/bitcoin,Flowdalic/bitcoin,r8921039/bitcoin,ahmedbodi/vertcoin,bespike/litecoin,jamesob/bitcoin,bespike/litecoin,anditto/bitcoin,nikkitan/bitcoin,thrasher-/litecoin,anditto/bitcoin,RHavar/bitcoin,rnicoll/bitcoin,mm-s/bitcoin,digibyte/digibyte,jlopp/statoshi,ericshawlinux/bitcoin,pataquets/namecoin-core,Kogser/bitcoin,jamesob/bitcoin,midnightmagic/bitcoin,bespike/litecoin,alecalve/bitcoin,tjps/bitcoin,kazcw/bitcoin,RHavar/bitcoin,sstone/bitcoin,prusnak/bitcoin,myriadcoin/myriadcoin,sipsorcery/bitcoin,fujicoin/fujicoin,ericshawlinux/bitcoin,namecoin/namecoin-core,vmp32k/litecoin,practicalswift/bitcoin,untrustbank/litecoin,lbryio/lbrycrd,ericshawlinux/bitcoin,midnightmagic/bitcoin,Kogser/bitcoin,myriadteam/myriadcoin,vertcoin/vertcoin,andreaskern/bitcoin,Sjors/bitcoin,yenliangl/bitcoin,BTCGPU/BTCGPU,h4x3rotab/BTCGPU,ericshawlinux/bitcoin,bespike/litecoin,Bushstar/UFO-Project,fujicoin/fujicoin,afk11/bitcoin,GroestlCoin/GroestlCoin,qtumproject/qtum,wellenreiter01/Feathercoin,particl/particl-core,Xekyo/bitcoin,particl/particl-core,litecoin-project/litecoin,fujicoin/fujicoin,lateminer/bitcoin,rnicoll/dogecoin,bitcoin/bitcoin,pataquets/namecoin-core,pataquets/namecoin-core,fanquake/bitcoin,BTCGPU/BTCGPU,mruddy/bitcoin,wellenreiter01/Feathercoin,tecnovert/particl-core,jonasschnelli/bitcoin,andreaskern/bitcoin,vertcoin/vertcoin,untrustbank/litecoin,ahmedbodi/vertcoin,bitcoin/bitcoin,myriadteam/myriadcoin,OmniLayer/omnicore,sstone/bitcoin,gjhiggins/vcoincore,kallewoof/bitcoin,apoelstra/bitcoin,bitcoinknots/bitcoin,FeatherCoin/Feathercoin,midnightmagic/bitcoin,kallewoof/bitcoin,monacoinproject/monacoin,myriadteam/myriadcoin,ElementsProject/elements,MeshCollider/bitcoin,fanquake/bitcoin,jnewbery/bitcoin,RHavar/bitcoin,midnightmagic/bitcoin,apoelstra/bitcoin,kallewoof/bitcoin,ElementsProject/elements,AkioNak/bitcoin,guncoin/guncoin,DigitalPandacoin/pandacoin,jnewbery/bitcoin,AkioNak/bitcoin,digibyte/digibyte,instagibbs/bitcoin,MarcoFalke/bitcoin,pstratem/bitcoin,RHavar/bitcoin,n1bor/bitcoin,untrustbank/litecoin,jnewbery/bitcoin,jambolo/bitcoin,litecoin-project/litecoin,achow101/bitcoin,bitcoinsSG/bitcoin,MeshCollider/bitcoin,sipsorcery/bitcoin,Bushstar/UFO-Project,mruddy/bitcoin,anditto/bitcoin,FeatherCoin/Feathercoin,MeshCollider/bitcoin,apoelstra/bitcoin,apoelstra/bitcoin,lbryio/lbrycrd,JeremyRubin/bitcoin,DigitalPandacoin/pandacoin,nikkitan/bitcoin,h4x3rotab/BTCGPU,Flowdalic/bitcoin,sipsorcery/bitcoin,OmniLayer/omnicore,namecoin/namecoin-core,tjps/bitcoin,domob1812/bitcoin,droark/bitcoin,midnightmagic/bitcoin,bitcoinknots/bitcoin,peercoin/peercoin,n1bor/bitcoin,JeremyRubin/bitcoin,namecoin/namecore,jlopp/statoshi,OmniLayer/omnicore,Xekyo/bitcoin,dscotese/bitcoin,vmp32k/litecoin,fanquake/bitcoin,alecalve/bitcoin,MarcoFalke/bitcoin,apoelstra/bitcoin,JeremyRubin/bitcoin,myriadcoin/myriadcoin,bitcoin/bitcoin,r8921039/bitcoin,droark/bitcoin,DigitalPandacoin/pandacoin,ericshawlinux/bitcoin,mitchellcash/bitcoin,droark/bitcoin,practicalswift/bitcoin,EthanHeilman/bitcoin,jtimon/bitcoin,mm-s/bitcoin,RHavar/bitcoin,guncoin/guncoin,namecoin/namecoin-core,vmp32k/litecoin,thrasher-/litecoin,afk11/bitcoin,n1bor/bitcoin,lateminer/bitcoin,midnightmagic/bitcoin,GlobalBoost/GlobalBoost,ahmedbodi/vertcoin,ElementsProject/elements,bitcoinknots/bitcoin,domob1812/bitcoin,particl/particl-core,rnicoll/bitcoin,vertcoin/vertcoin,thrasher-/litecoin,Christewart/bitcoin,GroestlCoin/bitcoin,nikkitan/bitcoin,ajtowns/bitcoin,ahmedbodi/vertcoin,droark/bitcoin,n1bor/bitcoin,OmniLayer/omnicore,ElementsProject/elements,EthanHeilman/bitcoin,andreaskern/bitcoin,digibyte/digibyte,achow101/bitcoin,lbryio/lbrycrd,jtimon/bitcoin,litecoin-project/litecoin,Christewart/bitcoin,Christewart/bitcoin,mitchellcash/bitcoin,fujicoin/fujicoin,peercoin/peercoin,wellenreiter01/Feathercoin,peercoin/peercoin,instagibbs/bitcoin,GroestlCoin/GroestlCoin,instagibbs/bitcoin,litecoin-project/litecoin,jlopp/statoshi,DigitalPandacoin/pandacoin,achow101/bitcoin,r8921039/bitcoin,anditto/bitcoin,AkioNak/bitcoin,vertcoin/vertcoin,DigitalPandacoin/pandacoin,dscotese/bitcoin,yenliangl/bitcoin,sstone/bitcoin,mitchellcash/bitcoin,myriadteam/myriadcoin,alecalve/bitcoin,gjhiggins/vcoincore,domob1812/namecore,pstratem/bitcoin,namecoin/namecore,thrasher-/litecoin,prusnak/bitcoin,FeatherCoin/Feathercoin,qtumproject/qtum,fanquake/bitcoin,mitchellcash/bitcoin,mruddy/bitcoin,myriadteam/myriadcoin,Kogser/bitcoin,EthanHeilman/bitcoin,Kogser/bitcoin,peercoin/peercoin,domob1812/bitcoin,instagibbs/bitcoin,domob1812/namecore,jlopp/statoshi,OmniLayer/omnicore,Xekyo/bitcoin,qtumproject/qtum,CryptArc/bitcoin,jambolo/bitcoin,jambolo/bitcoin,kazcw/bitcoin,namecoin/namecore,instagibbs/bitcoin,n1bor/bitcoin,MarcoFalke/bitcoin,droark/bitcoin,prusnak/bitcoin,tecnovert/particl-core,r8921039/bitcoin,CryptArc/bitcoin,Sjors/bitcoin,ahmedbodi/vertcoin,wellenreiter01/Feathercoin,namecoin/namecoin-core,practicalswift/bitcoin,MarcoFalke/bitcoin,namecoin/namecore,JeremyRubin/bitcoin,qtumproject/qtum,ajtowns/bitcoin,DigitalPandacoin/pandacoin,r8921039/bitcoin,namecoin/namecoin-core,particl/particl-core,Flowdalic/bitcoin,bitcoinsSG/bitcoin,kallewoof/bitcoin,bitcoinknots/bitcoin,yenliangl/bitcoin,alecalve/bitcoin,guncoin/guncoin,sipsorcery/bitcoin,Sjors/bitcoin,CryptArc/bitcoin,afk11/bitcoin,vertcoin/vertcoin,pstratem/bitcoin,MarcoFalke/bitcoin,lbryio/lbrycrd,practicalswift/bitcoin,jamesob/bitcoin,CryptArc/bitcoin,fujicoin/fujicoin,cdecker/bitcoin,mm-s/bitcoin,pstratem/bitcoin,OmniLayer/omnicore,lbryio/lbrycrd,cdecker/bitcoin,sstone/bitcoin,tecnovert/particl-core,bitcoinsSG/bitcoin,vmp32k/litecoin,untrustbank/litecoin,monacoinproject/monacoin,lateminer/bitcoin,jambolo/bitcoin,pataquets/namecoin-core,jamesob/bitcoin,peercoin/peercoin,domob1812/bitcoin,anditto/bitcoin,GroestlCoin/bitcoin,EthanHeilman/bitcoin,rnicoll/dogecoin,kazcw/bitcoin,mruddy/bitcoin,MeshCollider/bitcoin,tecnovert/particl-core,jnewbery/bitcoin,JeremyRubin/bitcoin,Xekyo/bitcoin,mm-s/bitcoin,afk11/bitcoin,Kogser/bitcoin,namecoin/namecoin-core,peercoin/peercoin,h4x3rotab/BTCGPU,digibyte/digibyte,jtimon/bitcoin,jonasschnelli/bitcoin,lbryio/lbrycrd,tecnovert/particl-core,ahmedbodi/vertcoin,kazcw/bitcoin,CryptArc/bitcoin,FeatherCoin/Feathercoin,tjps/bitcoin,rnicoll/bitcoin,bitcoin/bitcoin,GlobalBoost/GlobalBoost,Christewart/bitcoin,jonasschnelli/bitcoin,GroestlCoin/bitcoin,h4x3rotab/BTCGPU,GroestlCoin/GroestlCoin,ajtowns/bitcoin,GroestlCoin/bitcoin,prusnak/bitcoin,FeatherCoin/Feathercoin,BTCGPU/BTCGPU,MeshCollider/bitcoin,Bushstar/UFO-Project,droark/bitcoin,qtumproject/qtum,vmp32k/litecoin,rnicoll/dogecoin,kazcw/bitcoin,bitcoinsSG/bitcoin,Christewart/bitcoin,untrustbank/litecoin,sstone/bitcoin,dscotese/bitcoin,litecoin-project/litecoin,jtimon/bitcoin,mitchellcash/bitcoin,mitchellcash/bitcoin,domob1812/bitcoin,dscotese/bitcoin,nikkitan/bitcoin,particl/particl-core,litecoin-project/litecoin,pataquets/namecoin-core,mruddy/bitcoin,namecoin/namecore,jamesob/bitcoin,BTCGPU/BTCGPU,namecoin/namecore,lateminer/bitcoin,wellenreiter01/Feathercoin,myriadcoin/myriadcoin,RHavar/bitcoin,tjps/bitcoin,Kogser/bitcoin,bespike/litecoin,achow101/bitcoin,pataquets/namecoin-core,jtimon/bitcoin,ajtowns/bitcoin,yenliangl/bitcoin,ajtowns/bitcoin,practicalswift/bitcoin,pstratem/bitcoin,r8921039/bitcoin,cdecker/bitcoin,particl/particl-core,Bushstar/UFO-Project,jonasschnelli/bitcoin,GlobalBoost/GlobalBoost,kallewoof/bitcoin,Kogser/bitcoin,jlopp/statoshi,thrasher-/litecoin,h4x3rotab/BTCGPU,untrustbank/litecoin,GlobalBoost/GlobalBoost,anditto/bitcoin,GroestlCoin/GroestlCoin,Kogser/bitcoin,achow101/bitcoin,digibyte/digibyte,kazcw/bitcoin,nikkitan/bitcoin,gjhiggins/vcoincore,prusnak/bitcoin,mm-s/bitcoin,dscotese/bitcoin,yenliangl/bitcoin,mruddy/bitcoin,instagibbs/bitcoin,Kogser/bitcoin,jtimon/bitcoin,jlopp/statoshi,tjps/bitcoin,dscotese/bitcoin,ericshawlinux/bitcoin,Flowdalic/bitcoin,gjhiggins/vcoincore,cdecker/bitcoin,jambolo/bitcoin,mm-s/bitcoin,Sjors/bitcoin,sipsorcery/bitcoin,Christewart/bitcoin,myriadcoin/myriadcoin,Kogser/bitcoin,h4x3rotab/BTCGPU,Kogser/bitcoin,GroestlCoin/GroestlCoin,bitcoinknots/bitcoin,rnicoll/dogecoin,Bushstar/UFO-Project,guncoin/guncoin,domob1812/bitcoin,Bushstar/UFO-Project,lateminer/bitcoin,tecnovert/particl-core,EthanHeilman/bitcoin,bitcoinsSG/bitcoin,monacoinproject/monacoin,Xekyo/bitcoin,rnicoll/bitcoin,AkioNak/bitcoin,jonasschnelli/bitcoin,kallewoof/bitcoin,tjps/bitcoin