http: Send "Connection: close" header if shutdown is requested
http: Send "Connection: close" header if shutdown is requested

Sending the header "Connection: close" makes libevent close persistent
connections (implicit with HTTP 1.1) which cleans the event base when
shutdown is requested.

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