doc: Explain empty result of /rest/headers
doc: Explain empty result of /rest/headers

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