rpc: Add some doxygen comments to utils
rpc: Add some doxygen comments to utils

apoelstra/bitcoin,andreaskern/bitcoin,jonasschnelli/bitcoin,bitcoin/bitcoin,jlopp/statoshi,jlopp/statoshi,peercoin/peercoin,qtumproject/qtum,mm-s/bitcoin,n1bor/bitcoin,particl/particl-core,wellenreiter01/Feathercoin,alecalve/bitcoin,yenliangl/bitcoin,bitcoinsSG/bitcoin,alecalve/bitcoin,qtumproject/qtum,EthanHeilman/bitcoin,instagibbs/bitcoin,nikkitan/bitcoin,tjps/bitcoin,GroestlCoin/GroestlCoin,sipsorcery/bitcoin,AkioNak/bitcoin,MarcoFalke/bitcoin,mm-s/bitcoin,bitcoinknots/bitcoin,wellenreiter01/Feathercoin,bitcoinsSG/bitcoin,afk11/bitcoin,practicalswift/bitcoin,yenliangl/bitcoin,alecalve/bitcoin,Xekyo/bitcoin,dscotese/bitcoin,yenliangl/bitcoin,jamesob/bitcoin,Xekyo/bitcoin,namecoin/namecoin-core,ElementsProject/elements,sipsorcery/bitcoin,mitchellcash/bitcoin,fujicoin/fujicoin,sstone/bitcoin,ajtowns/bitcoin,cdecker/bitcoin,gjhiggins/vcoincore,MeshCollider/bitcoin,mitchellcash/bitcoin,anditto/bitcoin,qtumproject/qtum,particl/particl-core,midnightmagic/bitcoin,pataquets/namecoin-core,tjps/bitcoin,apoelstra/bitcoin,vertcoin/vertcoin,jtimon/bitcoin,DigitalPandacoin/pandacoin,practicalswift/bitcoin,ahmedbodi/vertcoin,fanquake/bitcoin,apoelstra/bitcoin,jnewbery/bitcoin,andreaskern/bitcoin,instagibbs/bitcoin,rnicoll/bitcoin,MeshCollider/bitcoin,andreaskern/bitcoin,gjhiggins/vcoincore,anditto/bitcoin,wellenreiter01/Feathercoin,MarcoFalke/bitcoin,cdecker/bitcoin,pataquets/namecoin-core,ElementsProject/elements,mm-s/bitcoin,alecalve/bitcoin,FeatherCoin/Feathercoin,rnicoll/bitcoin,achow101/bitcoin,mitchellcash/bitcoin,MeshCollider/bitcoin,midnightmagic/bitcoin,particl/particl-core,sstone/bitcoin,qtumproject/qtum,gjhiggins/vcoincore,cdecker/bitcoin,mruddy/bitcoin,fanquake/bitcoin,litecoin-project/litecoin,jnewbery/bitcoin,domob1812/namecore,domob1812/bitcoin,midnightmagic/bitcoin,bitcoinknots/bitcoin,dscotese/bitcoin,pataquets/namecoin-core,GroestlCoin/GroestlCoin,MeshCollider/bitcoin,particl/particl-core,gjhiggins/vcoincore,rnicoll/bitcoin,rnicoll/bitcoin,achow101/bitcoin,dscotese/bitcoin,ahmedbodi/vertcoin,FeatherCoin/Feathercoin,ahmedbodi/vertcoin,vertcoin/vertcoin,EthanHeilman/bitcoin,CryptArc/bitcoin,anditto/bitcoin,domob1812/namecore,mitchellcash/bitcoin,domob1812/namecore,CryptArc/bitcoin,bitcoinsSG/bitcoin,jnewbery/bitcoin,monacoinproject/monacoin,rnicoll/bitcoin,mruddy/bitcoin,qtumproject/qtum,monacoinproject/monacoin,Xekyo/bitcoin,practicalswift/bitcoin,bitcoin/bitcoin,bitcoinsSG/bitcoin,rnicoll/dogecoin,ajtowns/bitcoin,anditto/bitcoin,EthanHeilman/bitcoin,jambolo/bitcoin,vertcoin/vertcoin,bitcoinknots/bitcoin,tecnovert/particl-core,afk11/bitcoin,yenliangl/bitcoin,AkioNak/bitcoin,kallewoof/bitcoin,fanquake/bitcoin,wellenreiter01/Feathercoin,jonasschnelli/bitcoin,kallewoof/bitcoin,mm-s/bitcoin,domob1812/namecore,monacoinproject/monacoin,alecalve/bitcoin,peercoin/peercoin,jlopp/statoshi,litecoin-project/litecoin,mruddy/bitcoin,jnewbery/bitcoin,fujicoin/fujicoin,jtimon/bitcoin,rnicoll/bitcoin,FeatherCoin/Feathercoin,AkioNak/bitcoin,prusnak/bitcoin,GroestlCoin/GroestlCoin,AkioNak/bitcoin,afk11/bitcoin,fujicoin/fujicoin,Xekyo/bitcoin,FeatherCoin/Feathercoin,bitcoinknots/bitcoin,mitchellcash/bitcoin,instagibbs/bitcoin,practicalswift/bitcoin,lateminer/bitcoin,pataquets/namecoin-core,kallewoof/bitcoin,sstone/bitcoin,cdecker/bitcoin,wellenreiter01/Feathercoin,nikkitan/bitcoin,lateminer/bitcoin,jamesob/bitcoin,midnightmagic/bitcoin,domob1812/bitcoin,GroestlCoin/GroestlCoin,jambolo/bitcoin,tjps/bitcoin,bitcoinknots/bitcoin,prusnak/bitcoin,JeremyRubin/bitcoin,prusnak/bitcoin,peercoin/peercoin,yenliangl/bitcoin,domob1812/bitcoin,jtimon/bitcoin,jlopp/statoshi,bitcoin/bitcoin,GroestlCoin/bitcoin,FeatherCoin/Feathercoin,apoelstra/bitcoin,jtimon/bitcoin,alecalve/bitcoin,GroestlCoin/bitcoin,Sjors/bitcoin,Sjors/bitcoin,n1bor/bitcoin,tjps/bitcoin,ajtowns/bitcoin,domob1812/bitcoin,AkioNak/bitcoin,ElementsProject/elements,qtumproject/qtum,instagibbs/bitcoin,tjps/bitcoin,JeremyRubin/bitcoin,achow101/bitcoin,jonasschnelli/bitcoin,sipsorcery/bitcoin,nikkitan/bitcoin,andreaskern/bitcoin,jonasschnelli/bitcoin,tecnovert/particl-core,midnightmagic/bitcoin,particl/particl-core,namecoin/namecoin-core,namecoin/namecore,sipsorcery/bitcoin,domob1812/namecore,jtimon/bitcoin,n1bor/bitcoin,ahmedbodi/vertcoin,bitcoin/bitcoin,namecoin/namecore,DigitalPandacoin/pandacoin,particl/particl-core,sipsorcery/bitcoin,nikkitan/bitcoin,ajtowns/bitcoin,pataquets/namecoin-core,mm-s/bitcoin,GroestlCoin/bitcoin,fujicoin/fujicoin,ElementsProject/elements,litecoin-project/litecoin,wellenreiter01/Feathercoin,GroestlCoin/bitcoin,prusnak/bitcoin,jamesob/bitcoin,bitcoinsSG/bitcoin,ajtowns/bitcoin,litecoin-project/litecoin,dscotese/bitcoin,MarcoFalke/bitcoin,pataquets/namecoin-core,fanquake/bitcoin,jlopp/statoshi,apoelstra/bitcoin,JeremyRubin/bitcoin,kallewoof/bitcoin,kallewoof/bitcoin,DigitalPandacoin/pandacoin,GroestlCoin/bitcoin,andreaskern/bitcoin,CryptArc/bitcoin,rnicoll/dogecoin,litecoin-project/litecoin,DigitalPandacoin/pandacoin,namecoin/namecoin-core,sstone/bitcoin,bitcoin/bitcoin,jambolo/bitcoin,CryptArc/bitcoin,mitchellcash/bitcoin,prusnak/bitcoin,tecnovert/particl-core,andreaskern/bitcoin,jambolo/bitcoin,fanquake/bitcoin,Sjors/bitcoin,EthanHeilman/bitcoin,vertcoin/vertcoin,afk11/bitcoin,n1bor/bitcoin,namecoin/namecoin-core,domob1812/bitcoin,jtimon/bitcoin,sstone/bitcoin,jlopp/statoshi,vertcoin/vertcoin,lateminer/bitcoin,EthanHeilman/bitcoin,MarcoFalke/bitcoin,vertcoin/vertcoin,namecoin/namecore,MeshCollider/bitcoin,pstratem/bitcoin,jambolo/bitcoin,lateminer/bitcoin,afk11/bitcoin,mm-s/bitcoin,pstratem/bitcoin,n1bor/bitcoin,mruddy/bitcoin,GroestlCoin/GroestlCoin,MeshCollider/bitcoin,CryptArc/bitcoin,Xekyo/bitcoin,mruddy/bitcoin,DigitalPandacoin/pandacoin,cdecker/bitcoin,pstratem/bitcoin,JeremyRubin/bitcoin,instagibbs/bitcoin,namecoin/namecore,tecnovert/particl-core,fanquake/bitcoin,namecoin/namecore,tecnovert/particl-core,jnewbery/bitcoin,gjhiggins/vcoincore,pstratem/bitcoin,Sjors/bitcoin,jamesob/bitcoin,Xekyo/bitcoin,rnicoll/dogecoin,namecoin/namecore,DigitalPandacoin/pandacoin,anditto/bitcoin,achow101/bitcoin,MarcoFalke/bitcoin,jonasschnelli/bitcoin,achow101/bitcoin,n1bor/bitcoin,bitcoinsSG/bitcoin,lateminer/bitcoin,anditto/bitcoin,nikkitan/bitcoin,MarcoFalke/bitcoin,GroestlCoin/bitcoin,tjps/bitcoin,jambolo/bitcoin,achow101/bitcoin,monacoinproject/monacoin,nikkitan/bitcoin,GroestlCoin/GroestlCoin,midnightmagic/bitcoin,afk11/bitcoin,sipsorcery/bitcoin,tecnovert/particl-core,monacoinproject/monacoin,pstratem/bitcoin,litecoin-project/litecoin,peercoin/peercoin,yenliangl/bitcoin,gjhiggins/vcoincore,bitcoin/bitcoin,ElementsProject/elements,JeremyRubin/bitcoin,ahmedbodi/vertcoin,lateminer/bitcoin,peercoin/peercoin,apoelstra/bitcoin,instagibbs/bitcoin,ajtowns/bitcoin,pstratem/bitcoin,domob1812/namecore,monacoinproject/monacoin,Sjors/bitcoin,cdecker/bitcoin,CryptArc/bitcoin,JeremyRubin/bitcoin,dscotese/bitcoin,ElementsProject/elements,ahmedbodi/vertcoin,peercoin/peercoin,rnicoll/dogecoin,sstone/bitcoin,domob1812/bitcoin,EthanHeilman/bitcoin,namecoin/namecoin-core,mruddy/bitcoin,namecoin/namecoin-core,practicalswift/bitcoin,FeatherCoin/Feathercoin,fujicoin/fujicoin,prusnak/bitcoin,jamesob/bitcoin,fujicoin/fujicoin,rnicoll/dogecoin,AkioNak/bitcoin,jamesob/bitcoin,qtumproject/qtum,practicalswift/bitcoin,dscotese/bitcoin,kallewoof/bitcoin