doc: Add 19501 release notes
doc: Add 19501 release notes

MeshCollider/bitcoin,sipsorcery/bitcoin,pataquets/namecoin-core,yenliangl/bitcoin,sstone/bitcoin,anditto/bitcoin,JeremyRubin/bitcoin,jamesob/bitcoin,andreaskern/bitcoin,mruddy/bitcoin,GroestlCoin/bitcoin,rnicoll/bitcoin,mm-s/bitcoin,GroestlCoin/GroestlCoin,sipsorcery/bitcoin,jonasschnelli/bitcoin,rnicoll/dogecoin,jnewbery/bitcoin,bitcoinsSG/bitcoin,namecoin/namecore,lateminer/bitcoin,rnicoll/bitcoin,jamesob/bitcoin,rnicoll/bitcoin,particl/particl-core,domob1812/bitcoin,pstratem/bitcoin,Xekyo/bitcoin,n1bor/bitcoin,pstratem/bitcoin,particl/particl-core,JeremyRubin/bitcoin,namecoin/namecoin-core,qtumproject/qtum,domob1812/bitcoin,domob1812/namecore,fanquake/bitcoin,sipsorcery/bitcoin,jamesob/bitcoin,GroestlCoin/GroestlCoin,namecoin/namecoin-core,jambolo/bitcoin,GroestlCoin/GroestlCoin,namecoin/namecoin-core,GroestlCoin/bitcoin,jlopp/statoshi,kallewoof/bitcoin,MarcoFalke/bitcoin,prusnak/bitcoin,jambolo/bitcoin,sstone/bitcoin,EthanHeilman/bitcoin,bitcoin/bitcoin,fujicoin/fujicoin,jonasschnelli/bitcoin,pataquets/namecoin-core,jonasschnelli/bitcoin,EthanHeilman/bitcoin,ElementsProject/elements,lateminer/bitcoin,AkioNak/bitcoin,fujicoin/fujicoin,jnewbery/bitcoin,JeremyRubin/bitcoin,AkioNak/bitcoin,rnicoll/bitcoin,instagibbs/bitcoin,achow101/bitcoin,qtumproject/qtum,ajtowns/bitcoin,litecoin-project/litecoin,Xekyo/bitcoin,MarcoFalke/bitcoin,Sjors/bitcoin,fanquake/bitcoin,anditto/bitcoin,mruddy/bitcoin,n1bor/bitcoin,sstone/bitcoin,cdecker/bitcoin,jlopp/statoshi,litecoin-project/litecoin,cdecker/bitcoin,mm-s/bitcoin,yenliangl/bitcoin,prusnak/bitcoin,tecnovert/particl-core,rnicoll/dogecoin,prusnak/bitcoin,kallewoof/bitcoin,yenliangl/bitcoin,Sjors/bitcoin,jnewbery/bitcoin,bitcoinknots/bitcoin,achow101/bitcoin,anditto/bitcoin,practicalswift/bitcoin,dscotese/bitcoin,ElementsProject/elements,mm-s/bitcoin,bitcoinknots/bitcoin,qtumproject/qtum,bitcoinknots/bitcoin,jnewbery/bitcoin,practicalswift/bitcoin,bitcoin/bitcoin,pstratem/bitcoin,n1bor/bitcoin,domob1812/bitcoin,pstratem/bitcoin,alecalve/bitcoin,jonasschnelli/bitcoin,rnicoll/dogecoin,litecoin-project/litecoin,dscotese/bitcoin,mm-s/bitcoin,jamesob/bitcoin,kallewoof/bitcoin,Xekyo/bitcoin,practicalswift/bitcoin,MarcoFalke/bitcoin,domob1812/bitcoin,prusnak/bitcoin,GroestlCoin/bitcoin,apoelstra/bitcoin,tecnovert/particl-core,instagibbs/bitcoin,MeshCollider/bitcoin,instagibbs/bitcoin,litecoin-project/litecoin,pstratem/bitcoin,achow101/bitcoin,domob1812/namecore,pataquets/namecoin-core,achow101/bitcoin,namecoin/namecoin-core,n1bor/bitcoin,mruddy/bitcoin,fujicoin/fujicoin,sstone/bitcoin,EthanHeilman/bitcoin,MeshCollider/bitcoin,practicalswift/bitcoin,domob1812/bitcoin,AkioNak/bitcoin,namecoin/namecore,alecalve/bitcoin,particl/particl-core,fujicoin/fujicoin,EthanHeilman/bitcoin,qtumproject/qtum,MeshCollider/bitcoin,AkioNak/bitcoin,ajtowns/bitcoin,pataquets/namecoin-core,pataquets/namecoin-core,MeshCollider/bitcoin,bitcoin/bitcoin,MeshCollider/bitcoin,bitcoin/bitcoin,bitcoin/bitcoin,sstone/bitcoin,instagibbs/bitcoin,Sjors/bitcoin,mruddy/bitcoin,bitcoinknots/bitcoin,JeremyRubin/bitcoin,GroestlCoin/GroestlCoin,namecoin/namecore,EthanHeilman/bitcoin,yenliangl/bitcoin,fujicoin/fujicoin,tecnovert/particl-core,kallewoof/bitcoin,particl/particl-core,cdecker/bitcoin,apoelstra/bitcoin,namecoin/namecore,yenliangl/bitcoin,apoelstra/bitcoin,qtumproject/qtum,andreaskern/bitcoin,bitcoinsSG/bitcoin,Xekyo/bitcoin,ElementsProject/elements,n1bor/bitcoin,cdecker/bitcoin,apoelstra/bitcoin,domob1812/namecore,dscotese/bitcoin,jamesob/bitcoin,bitcoinsSG/bitcoin,andreaskern/bitcoin,GroestlCoin/bitcoin,dscotese/bitcoin,dscotese/bitcoin,AkioNak/bitcoin,jamesob/bitcoin,ElementsProject/elements,namecoin/namecore,tecnovert/particl-core,practicalswift/bitcoin,qtumproject/qtum,kallewoof/bitcoin,ajtowns/bitcoin,rnicoll/bitcoin,jambolo/bitcoin,GroestlCoin/bitcoin,Xekyo/bitcoin,GroestlCoin/GroestlCoin,mm-s/bitcoin,bitcoinsSG/bitcoin,andreaskern/bitcoin,lateminer/bitcoin,pstratem/bitcoin,alecalve/bitcoin,fanquake/bitcoin,jambolo/bitcoin,jnewbery/bitcoin,cdecker/bitcoin,prusnak/bitcoin,prusnak/bitcoin,ajtowns/bitcoin,yenliangl/bitcoin,fanquake/bitcoin,namecoin/namecore,andreaskern/bitcoin,GroestlCoin/bitcoin,fanquake/bitcoin,fanquake/bitcoin,rnicoll/dogecoin,litecoin-project/litecoin,jlopp/statoshi,mm-s/bitcoin,ajtowns/bitcoin,tecnovert/particl-core,n1bor/bitcoin,fujicoin/fujicoin,domob1812/namecore,bitcoinsSG/bitcoin,sipsorcery/bitcoin,jlopp/statoshi,bitcoinknots/bitcoin,apoelstra/bitcoin,apoelstra/bitcoin,litecoin-project/litecoin,MarcoFalke/bitcoin,domob1812/namecore,mruddy/bitcoin,alecalve/bitcoin,practicalswift/bitcoin,ElementsProject/elements,anditto/bitcoin,instagibbs/bitcoin,sstone/bitcoin,sipsorcery/bitcoin,qtumproject/qtum,namecoin/namecoin-core,kallewoof/bitcoin,particl/particl-core,MarcoFalke/bitcoin,lateminer/bitcoin,sipsorcery/bitcoin,instagibbs/bitcoin,bitcoin/bitcoin,particl/particl-core,tecnovert/particl-core,Xekyo/bitcoin,namecoin/namecoin-core,andreaskern/bitcoin,domob1812/namecore,rnicoll/bitcoin,dscotese/bitcoin,alecalve/bitcoin,JeremyRubin/bitcoin,GroestlCoin/GroestlCoin,alecalve/bitcoin,ajtowns/bitcoin,cdecker/bitcoin,mruddy/bitcoin,MarcoFalke/bitcoin,jambolo/bitcoin,EthanHeilman/bitcoin,achow101/bitcoin,AkioNak/bitcoin,bitcoinsSG/bitcoin,lateminer/bitcoin,rnicoll/dogecoin,Sjors/bitcoin,anditto/bitcoin,ElementsProject/elements,jlopp/statoshi,pataquets/namecoin-core,lateminer/bitcoin,jambolo/bitcoin,domob1812/bitcoin,JeremyRubin/bitcoin,jlopp/statoshi,achow101/bitcoin,anditto/bitcoin,jonasschnelli/bitcoin,Sjors/bitcoin